Visit our Locations page to learn more about your local Center Director.
William Reilly, M.D., National Medical Director
Dr. Reilly attended undergraduate school at Purdue University, where he earned a Bachelor of Science in Aeronautical Engineering. Following undergraduate school, Dr. Reilly earned his Medical Doctor degree Cum Laude from Georgetown University Medical School, graduating with honors. Upon completion of his residency at the prestigious Cleveland Clinic, Dr. Reilly practiced orthopedic surgery in Texas for more than 20 years. He has served as Chief of Surgery and President of a Texas hospital governing board, and has been a design consultant for Total Joint Replacements. Dr. Reilly is a “Certified Principal Investigator” for medical research and has directed multiple medical research studies. After himself experiencing symptoms related to low testosterone, Dr. Reilly sought specialized training in Age Management Medicine and has completed multiple advanced hormone replacement courses. He established a successful age management practice, and is the National Medical Director for Low T Center.

Kelly Cook, MPAS, PA-C, National Quality Assurance Director
Kelly Cook graduated from Hardin Simmons University in 1998. During his time at HSU, he received a Bachelor of Science degree. For Physician Assistant School, Kelly attended the University Of North Texas Health Science Center, where he received the degree Master of Physician Assistant studies in 2003. Kelly has worked in family practice and orthopedics over the years, where he was part of some of the most respected teams in the orthopedic field. This orthopedic work allowed him to work with athletes of all levels, including many professional athletes, in multiple sports. His family practice experience was with a large, fast paced group, in his home town of Coppell, Texas. Including his time with the Low T Center, Kelly has been providing excellent care to patients for over 11 years.


TEXAS-DALLAS
LowT Southlake
William Reilly, M.D., National Medical Director
Dr. Reilly attended undergraduate school at Purdue University, where he earned a Bachelor of Science in Aeronautical Engineering. Following undergraduate school, Dr. Reilly earned his Medical Doctor degree Cum Laude from Georgetown University Medical School, graduating with honors. Upon completion of his residency at the prestigious Cleveland Clinic, Dr. Reilly practiced orthopedic surgery in Texas for more than 20 years. He has served as Chief of Surgery and President of a Texas hospital governing board, and has been a design consultant for Total Joint Replacements. Dr. Reilly is a “Certified Principal Investigator” for medical research and has directed multiple medical research studies. After himself experiencing symptoms related to low testosterone, Dr. Reilly sought specialized training in Age Management Medicine and has completed multiple advanced hormone replacement courses. He established a successful age management practice, and is the National Medical Director for Low T Center.

Tim Anderson, MPAS, PA-C
Tim Anderson began his medical career as a medic in the United States Army, serving in Operation Desert Storm. Following his military service, he worked as a Respiratory Therapist, and in 2003 completed his Master of Physician Assistant Studies at the University of North Texas Health Science Center in Fort Worth. Since that time, and before joining Low T Center, he has practiced in family medicine, orthopedics, pain management, and rehabilitation.


LowT Alliance
Barrett Lane, MPAS, PA-C
Barrett Lane graduated from Texas Tech University in 2004 with his Bachelor of Science degree in Clinical Laboratory Science. Upon graduation, he worked as a medical technologist at University Medical Center in Lubbock. Barrett completed his Master of Physician Assistant Studies in 2009 at the University of St. Francis in Albuquerque, N.M. and practiced in the field of orthopedics prior to joining Low T Center.

Derek LeJeune, M.D.
Dr. LeJeune earned his MD from, and completed his Internal Medicine residency at Louisiana State University Health Sciences Center in New Orleans, Louisiana. He has been in private practice in the Dallas-Fort Worth area since 2006. Dr. LeJeune is particularly interested in preventive medicine and weight management and the role of testosterone replacement therapy as a means to help achieve these. Dr. LeJeune joined Low T Center in late 2014 as Medical Director for several Dallas-Fort Worth centers.


LowT Flower Mound
Phuong Tran, M.D.
Dr. Tran graduated from the University of Houston with a degree in Biochemical and biophysical science. He then moved to Dallas and earned a medical degree at University of Texas Southwestern Medical School in 2006. After medical school, he continued his Internal Medicine training at UT Southwestern and is board certified by the American Board of Internal Medicine. Prior to joining the Low T Center as a medical director, Dr. Tran spent five years as an Assistant Professor at UT Southwestern Medical School and Parkland Hospital.

Ray Barlow, NP
Ray Barlow completed his undergraduate education at The University of Texas at Arlington in May 2001 where he majored in Nursing, earning a Bachelor of Science in Nursing. Afterwards he worked in a variety of ICU’s and ER’s. In 2013, he completed his Master of Nursing Studies at Texas Tech University as an Adult/Geri Acute Care Nurse Practitioner. He worked with the Visiting Physicians Association practicing primary care.


LowT Fort Worth
Darren Rape, MPAS, PA-C
Darren Rape graduated from Tarleton State University earning a Bachelor of Science degree in Biology in 1994. He worked in the pharmaceutical industry before entering the Master of Physician Assistant Studies program at the University of North Texas Health Science Center in Fort Worth where he graduated with honors in 2003. He served as Class President and was involved in many leadership roles, including the office of Physician Assistant Representative for the Christian Medical Association. Darren has practiced in rural and urban areas in both family practice and internal medicine.

Derek LeJeune, M.D.
Dr. LeJeune earned his MD from, and completed his Internal Medicine residency at Louisiana State University Health Sciences Center in New Orleans, Louisiana. He has been in private practice in the Dallas-Fort Worth area since 2006. Dr. LeJeune is particularly interested in preventive medicine and weight management and the role of testosterone replacement therapy as a means to help achieve these. Dr. LeJeune joined Low T Center in late 2014 as Medical Director for several Dallas-Fort Worth centers.


LowT Frisco
Phuong Tran, M.D.
Dr. Tran graduated from the University of Houston with a degree in Biochemical and biophysical science. He then moved to Dallas and earned a medical degree at University of Texas Southwestern Medical School in 2006. After medical school, he continued his Internal Medicine training at UT Southwestern and is board certified by the American Board of Internal Medicine. Prior to joining the Low T Center as a medical director, Dr. Tran spent five years as an Assistant Professor at UT Southwestern Medical School and Parkland Hospital.

Randy Sitz, PA
Randy began his medical career in 1986 as a medic in Special Operations in the United States Army, serving in Operation Desert Storm. He graduated PA school from the US ARMY through the University of Texas Health Science Center in San Antonio, Texas in 1995. He went on to get his Masters from the University of Nebraska in 1999. Randy completed a one year Fellowship in Emergency Medicine from 2000-2001 at Brooke Army Medical Center in San Antonio, Texas. He has three deployments to Iraq and one to Afghanistan. Randy retired from service in Oct 2012. Before joining Low T Center, he practiced in Emergency Medicine for the past 14 years. He has dedicated the last 28 years to medicine and loves what he does.


LowT Las Colinas
Phuong Tran, M.D.
Dr. Tran graduated from the University of Houston with a degree in Biochemical and biophysical science. He then moved to Dallas and earned a medical degree at University of Texas Southwestern Medical School in 2006. After medical school, he continued his Internal Medicine training at UT Southwestern and is board certified by the American Board of Internal Medicine. Prior to joining the Low T Center as a medical director, Dr. Tran spent five years as an Assistant Professor at UT Southwestern Medical School and Parkland Hospital.

Gerald Leonard, MPAS, PA-C
Gerald Leonard completed his undergraduate education at the University of Illinois at Urbana-Champaign in 1999 earning a Bachelor of Science degree in Kinesiology. He worked in the finance industry before entering the Master of Physician Assistant Studies program at the University of Texas Southwestern Medical Center at Dallas where he graduated in 2002. Prior to Low T Center, Gerald practiced in pain management.


LowT Mansfield
Nelson Chukwuelue, MPAS, PA-C
Nelson received his Bachelor of Science in Biology from the University of Texas at Arlington in 2005. He continued his education at Texas Tech University Health Sciences Center where he earned a Master of Physician Assistant Studies degree in 2008. Nelson practiced in the areas of primary care and family medicine before joining the team at Low T Center. He is a member of Texas Academy of Physician Assistants (TAPA).

Derek LeJeune, M.D.
Dr. LeJeune earned his MD from, and completed his Internal Medicine residency at Louisiana State University Health Sciences Center in New Orleans, Louisiana. He has been in private practice in the Dallas-Fort Worth area since 2006. Dr. LeJeune is particularly interested in preventive medicine and weight management and the role of testosterone replacement therapy as a means to help achieve these. Dr. LeJeune joined Low T Center in late 2014 as Medical Director for several Dallas-Fort Worth centers.


LowT McKinney
Kynan Williams, M.D.
Dr. Williams graduated from the University of Texas at Austin in 1999 with a degree in Microbiology. From there he continued his studies at the University of Texas Southwestern Medical School where he earned his Medical Doctor degree. After graduating from medical school, Dr. Williams completed his Family Medicine residency at the Texas A&M Health Science Center in College Station, Texas. He is Board Certified by the American Board of Family Medicine.

Adam Hoffman, MS, PA-C
Adam Hoffman earned his undergraduate degree from Clemson University and taught high school sciences and coached before attending graduate school at the University of South Carolina. He earned his Master of Science in Biomedical Sciences and then went on to earn his degree as a Physician Assistant at the Medical University of South Carolina in 2004. Adam practiced in orthopedics, spine surgery and neurosurgery before joining Low T Center. He is a Medical Specialist Officer in the Army National Guard where he treats soldiers and trains combat medics.


LowT North Park
Kynan Williams, M.D.
Dr. Williams graduated from the University of Texas at Austin in 1999 with a degree in Microbiology. From there he continued his studies at the University of Texas Southwestern Medical School where he earned his Medical Doctor degree. After graduating from medical school, Dr. Williams completed his Family Medicine residency at the Texas A&M Health Science Center in College Station, Texas. He is Board Certified by the American Board of Family Medicine.

Jason Jackson, MPAS, PA-C
Jason Jackson received his Bachelor of Science degree from Texas A&M University in 2003. After working in the biochemistry department at the University of Texas Southwestern Medical Center as a research assistant for several years, Jason continued his education at the University of North Texas Health Science Center earning his Master of Physician Assistant Studies degree in 2012. While there, he was heavily involved in student government and campus activities, acting as president of the Physician Assistant Student Association, a student ambassador, and a tutor. Jason worked in the field of geriatrics prior to joining Low T Center. He maintains an active lifestyle, regularly participating in marathons, ultra-marathons, century rides, and triathlons.


LowT Plano
Phuong Tran, M.D.
Dr. Tran graduated from the University of Houston with a degree in Biochemical and biophysical science. He then moved to Dallas and earned a medical degree at University of Texas Southwestern Medical School in 2006. After medical school, he continued his Internal Medicine training at UT Southwestern and is board certified by the American Board of Internal Medicine. Prior to joining the Low T Center as a medical director, Dr. Tran spent five years as an Assistant Professor at UT Southwestern Medical School and Parkland Hospital.

P. Michael Whitfield, APRN
Michael Whitfield graduated from Texas A&M University-Corpus Christi in 2008 with a Bachelor of Science in Nursing. He worked in the Medical/Surgical Unit at Methodist Hospital in Richardson before attending Texas Women’s University where he earned his master’s degree as an Advanced Practice Nurse. He worked in internal medicine as well as primary care clinics before joining Low T Center.


LowT Richardson
Kynan Williams, M.D.
Dr. Williams graduated from the University of Texas at Austin in 1999 with a degree in Microbiology. From there he continued his studies at the University of Texas Southwestern Medical School where he earned his Medical Doctor degree. After graduating from medical school, Dr. Williams completed his Family Medicine residency at the Texas A&M Health Science Center in College Station, Texas. He is Board Certified by the American Board of Family Medicine.

Martin Reyes, PA
Martin Reyes graduated from The University of Texas Medical Branch located in Galveston, Texas. There he majored in Physician’s Assistant Studies. He has a combined working experience of 25 years in Critical Care, Urgent Care, and Emergency Care. Most recently, his focus has been on Geriatric Care.


LowT Rockwall
Kynan Williams, M.D.
Dr. Williams graduated from the University of Texas at Austin in 1999 with a degree in Microbiology. From there he continued his studies at the University of Texas Southwestern Medical School where he earned his Medical Doctor degree. After graduating from medical school, Dr. Williams completed his Family Medicine residency at the Texas A&M Health Science Center in College Station, Texas. He is Board Certified by the American Board of Family Medicine.

Chance Gee, PA-C
Chance Gee received his Bachelor of Science in Biomedical Sciences from Texas A&M University in 2006 and earned his Master of Physician Assistant Studies degree in 2010 from the University of Texas Medical Branch at Galveston. He has previous experience in the field of Internal Medicine.


TEXAS-AUSTIN
LowT Jolleyville
Joseph West, M.D.
Dr. West received his undergraduate degree from the University of Texas at Austin and earned a Master of Science degree majoring in Biostatistics from the University School of Public Health at Houston. Dr. West went on to earn his medical degree at Baylor College of Medicine. He completed his surgical internship at Mt. Zion Medical Center in San Francisco and his General Urology residency at Baylor College of Medicine Affiliated Hospitals. Dr. West is Board Certified by the American Board of Urology. Prior to joining Low T Center, he maintained a private practice in Urology for 32 years.


LowT Georgetown
Joseph West, M.D.
Dr. West received his undergraduate degree from the University of Texas at Austin and earned a Master of Science degree majoring in Biostatistics from the University School of Public Health at Houston. Dr. West went on to earn his medical degree at Baylor College of Medicine. He completed his surgical internship at Mt. Zion Medical Center in San Francisco and his General Urology residency at Baylor College of Medicine Affiliated Hospitals. Dr. West is Board Certified by the American Board of Urology. Prior to joining Low T Center, he maintained a private practice in Urology for 32 years.

Lance Buxton, FNP-C
Lance Buxton graduated from Brigham Young University in 2001, earning a Master’s of Science degree as a Family Nurse Practitioner. During his graduate studies, he was able to travel with the Brigham Young University to Argentina and Ecuador to further the nursing profession and establish exchange programs in both of these countries. Prior to joining the team at Low T Center, he practiced in family medicine and public health for 13 years. His interest in prevention and improving health in men led him to testosterone therapy and Low T Center. Lance is bilingual in English and Spanish.


LowT South Austin
Joseph West, M.D.
Dr. West received his undergraduate degree from the University of Texas at Austin and earned a Master of Science degree majoring in Biostatistics from the University School of Public Health at Houston. Dr. West went on to earn his medical degree at Baylor College of Medicine. He completed his surgical internship at Mt. Zion Medical Center in San Francisco and his General Urology residency at Baylor College of Medicine Affiliated Hospitals. Dr. West is Board Certified by the American Board of Urology. Prior to joining Low T Center, he maintained a private practice in Urology for 32 years.

David Drury, MPAS, PA-C
David Drury began his medical career while serving in the United States Army as a medic. He continued his studies at Southwest Texas State University earning a Bachelor of Exercise and Sports Science degree in 2008. Following his undergraduate studies, David attended Texas Tech University Health Sciences Center where he received his Master of Physician Assistant Studies degree in 2011. Prior to joining the team at Low T Center, he practiced simultaneously in family medicine and urgent care. David serves as a Physician Assistant in the Texas Army National Guard.


TEXAS-HOUSTON
LowT Champions
Arthur Austin Jr., M.D.
Prior to joining Low T Center, Dr. Austin was a staff internist for the Texas Department of Aging and Disability in Brenham, Texas for three years. Dr. Austin received his Bachelor of Science in Biology/Pre-med from Texas Southern University in Houston, TX. He received his Medical Degree from Wayne State School of Medicine in 1992. He completed his residency in Internal Medicine at the Detroit Medical Center/Wayne State School of Medicine program in 1995. Dr. Austin brings over 19 years of experience as an internist in direct patient care to Low T Center.

Keith E. Williamson PA-C
Keith E. Williamson is from Cleveland, Ohio. He graduated from Physician Assistant School (Cuyahoga Community College) in 1996 with a major in surgical assisting but decided to concentrate on family practice and emergency medicine. Keith has been with Low T Center since July of 2014.


LowT Friendswood
Sudipta Chaudhuri, M.D.
Dr. Chaudhuri started his undergraduate career at University of Texas at Austin earning a Bachelor of Science degree in Chemical Engineering. He went on to complete a master’s degree in Public Health at University of North Texas Health Science Center in 2001. Dr. Chaudhuri began his medical career at Texas College of Osteopathic Medicine and graduated in 2005. He went on to complete his Internal Medicine residency in 2008 at Seton Hall University of Graduate Medical Sciences / St. Michael’s Medical Center in New Jersey and subsequently completed his Board Certification. Dr. Chaudhuri moved to Texas where he worked as medical consultant and physician for several urgent care centers in the Houston area. Prior to Low T Center, Dr. Chaudhuri worked as medical director for an outpatient clinic at PCP for Life primarily working with underserved populations. Dr. Chaudhuri is fluent in English and Spanish.

Michael Nelson, PA-C
Michael Nelson attended undergraduate studies at the University of Texas at Austin before serving as a paramedic in the Houston and Austin areas for 13 years. He subsequently attended Albany Medical College where he completed the Physician Assistant program in 2004. Michael has practiced in emergency medicine and family practice prior to joining the Low T Center team.


LowT Galleria
Sudipta Chaudhuri, M.D.
Dr. Chaudhuri started his undergraduate career at University of Texas at Austin earning a Bachelor of Science degree in Chemical Engineering. He went on to complete a master’s degree in Public Health at University of North Texas Health Science Center in 2001. Dr. Chaudhuri began his medical career at Texas College of Osteopathic Medicine and graduated in 2005. He went on to complete his Internal Medicine residency in 2008 at Seton Hall University of Graduate Medical Sciences / St. Michael’s Medical Center in New Jersey and subsequently completed his Board Certification. Dr. Chaudhuri moved to Texas where he worked as medical consultant and physician for several urgent care centers in the Houston area. Prior to Low T Center, Dr. Chaudhuri worked as medical director for an outpatient clinic at PCP for Life primarily working with underserved populations. Dr. Chaudhuri is fluent in English and Spanish.

Michael Roach, FNP-BC
Michael Roach started in the medical field in 1993 as a Hospital Corpsman for the United States Navy and the United States Air Force Reserve where he was trained in Combat Medical Care. He graduated from Louisiana State University School of Nursing in 2002 with his Bachelor of Science in Nursing. Michael went on to earn his Master of Science in Nursing from Saint Louis University School of Nursing in 2010. Michael has extensive experience in emergency services and is Board Certified as a Family Nurse Practitioner.


LowT Katy
Kenneth Smith PA-C
Kenneth Smith graduated from Rice University in 2001 with a Bachelor of Science in Biomechanics. During his time at Rice, Kenneth was a 4 year varsity letter for the Rice Owl Football Team as a defensive back. After completing his undergraduate degree, he worked for a surgical device design company. In 2006, he continued his education by attending Baylor College of Medicine earning a Master of Physician Assistant Studies. Kenneth has practiced pediatrics, family, and internal medicine prior to joining the Low T Center team.

Arthur Austin Jr., M.D.
Prior to joining Low T Center, Dr. Austin was a staff internist for the Texas Department of Aging and Disability in Brenham, Texas for three years. Dr. Austin received his Bachelor of Science in Biology/Pre-med from Texas Southern University in Houston, TX. He received his Medical Degree from Wayne State School of Medicine in 1992. He completed his residency in Internal Medicine at the Detroit Medical Center/Wayne State School of Medicine program in 1995. Dr. Austin brings over 19 years of experience as an internist in direct patient care to Low T Center.


LowT Kingwood
Shaun Mullen, PA-C
Shaun Mullen graduated from Stephen F. Austin State University with a Bachelor of Science in Biology in 1987. He attended the Physician Assistant program at the University of Texas Medical Branch at Galveston, graduating in 1989. Shaun is a board certified Physician Assistant and has spent many years in both occupational medicine and orthopedic surgery prior to joining the Low T Center team.

Arthur Austin Jr., M.D.
Prior to joining Low T Center, Dr. Austin was a staff internist for the Texas Department of Aging and Disability in Brenham, Texas for three years. Dr. Austin received his Bachelor of Science in Biology/Pre-med from Texas Southern University in Houston, TX. He received his Medical Degree from Wayne State School of Medicine in 1992. He completed his residency in Internal Medicine at the Detroit Medical Center/Wayne State School of Medicine program in 1995. Dr. Austin brings over 19 years of experience as an internist in direct patient care to Low T Center.


LowT Pasadena
John Bargerstock, PA-C
John Bargerstock graduated from Baylor College of Medicine in 2002, after completing his Biology degree at Texas State University in 1992. He first started his career in the health professions as a medic in the Army, where he learned not only how to build a great rapport with his patients but also the importance placed on how they were treated. That initial journey steered him immediately toward a degree in Biology and the pre-medical curriculum at Texas State University and eventually led him to research at Baylor College of Medicine over the next 8 years. He then pursued a Master’s degree in Physician Assistant studies at Baylor College of Medicine’s PA program, which guided him to the world of Orthopedic Oncology at MD Anderson Cancer Center in 2004 where he spent the next 6 years. He then changed gears, focusing on primary care at the US Coast Guard base in Galveston for 3 years and then the next 2 years in General Surgery at UTMB in Galveston while simultaneously continuing to serve in the Army Reserves for 18 years and then subsequently commissioning with the Texas Army National Guard for the next 10 years. His goal, as a clinical director with the Low T Center, is to provide the same quality care to all new patients, positively affecting their health and well-being, while building a solid patient/provider relationship that will also last for many years to come.

Arthur Austin Jr., M.D.
Prior to joining Low T Center, Dr. Austin was a staff internist for the Texas Department of Aging and Disability in Brenham, Texas for three years. Dr. Austin received his Bachelor of Science in Biology/Pre-med from Texas Southern University in Houston, TX. He received his Medical Degree from Wayne State School of Medicine in 1992. He completed his residency in Internal Medicine at the Detroit Medical Center/Wayne State School of Medicine program in 1995. Dr. Austin brings over 19 years of experience as an internist in direct patient care to Low T Center.


LowT Sugar Land
Sudipta Chaudhuri, M.D.
Dr. Chaudhuri started his undergraduate career at University of Texas at Austin earning a Bachelor of Science degree in Chemical Engineering. He went on to complete a master’s degree in Public Health at University of North Texas Health Science Center in 2001. Dr. Chaudhuri began his medical career at Texas College of Osteopathic Medicine and graduated in 2005. He went on to complete his Internal Medicine residency in 2008 at Seton Hall University of Graduate Medical Sciences / St. Michael’s Medical Center in New Jersey and subsequently completed his Board Certification. Dr. Chaudhuri moved to Texas where he worked as medical consultant and physician for several urgent care centers in the Houston area. Prior to Low T Center, Dr. Chaudhuri worked as medical director for an outpatient clinic at PCP for Life primarily working with underserved populations. Dr. Chaudhuri is fluent in English and Spanish.

Lee Bachman, NP APRN-PRN
Lee Bachman completed his undergraduate education at the University of Wisconsin-Milwaukee and earned his Master of Science in Nursing as a Family Nurse Practitioner from Concordia University. His practice experience spans spine surgery, neurosurgery, and convenience care. Lee is a veteran of both Operation Desert Storm and Operation Iraqi Freedom.


LowT The Woodlands
Sudipta Chaudhuri, M.D.
Dr. Chaudhuri started his undergraduate career at University of Texas at Austin earning a Bachelor of Science degree in Chemical Engineering. He went on to complete a master’s degree in Public Health at University of North Texas Health Science Center in 2001. Dr. Chaudhuri began his medical career at Texas College of Osteopathic Medicine and graduated in 2005. He went on to complete his Internal Medicine residency in 2008 at Seton Hall University of Graduate Medical Sciences / St. Michael’s Medical Center in New Jersey and subsequently completed his Board Certification. Dr. Chaudhuri moved to Texas where he worked as medical consultant and physician for several urgent care centers in the Houston area. Prior to Low T Center, Dr. Chaudhuri worked as medical director for an outpatient clinic at PCP for Life primarily working with underserved populations. Dr. Chaudhuri is fluent in English and Spanish.

Paul Reilley MS, PA-C
Paul Reilley earned his undergraduate degree from Austin College. He then attended Texas A&M University where he served as a graduate assistant baseball coach and earned his Master of Science in Kinesiology. Paul went on to receive a Master of Science in Physician Assistant Studies from Baylor College of Medicine in 2002, and practiced in orthopedics for many years prior to joining the Low T Center team.


TEXAS-SAN ANTONIO
LowT San Antonio (Sonterra)
Joseph West, M.D.
Dr. West received his undergraduate degree from the University of Texas at Austin and earned a Master of Science degree majoring in Biostatistics from the University School of Public Health at Houston. Dr. West went on to earn his medical degree at Baylor College of Medicine. He completed his surgical internship at Mt. Zion Medical Center in San Francisco and his General Urology residency at Baylor College of Medicine Affiliated Hospitals. Dr. West is Board Certified by the American Board of Urology. Prior to joining Low T Center, he maintained a private practice in Urology for 32 years.

Arthur Mandy III, RN, MSN, NP-C
Art Mandy entered the United States Air Force specializing in computer operations and security for 22 years. He completed his first Bachelor’s Degree with the University of Maryland in Management and Business. Upon retirement, Art entered Saint Louis University School of Nursing receiving his Bachelor’s Degree in Nursing. After graduation, Art specialized in Trauma Medicine at Saint Louis University Hospital, St Louis, MO and Saint Joseph Hospital and Medical Center in Phoenix Arizona. Art went on to complete his Master’s Degree in the Family Nurse Practitioner Program at Grand Canyon University in Phoenix, AZ. After graduation, Art worked in family medicine for 2 years, before relocating to San Antonio. Art is currently a Doctoral Candidate at the University of Alabama in the Doctorate of Nursing Program.


LowT NW San Antonio
Joseph West, M.D.
Dr. West received his undergraduate degree from the University of Texas at Austin and earned a Master of Science degree majoring in Biostatistics from the University School of Public Health at Houston. Dr. West went on to earn his medical degree at Baylor College of Medicine. He completed his surgical internship at Mt. Zion Medical Center in San Francisco and his General Urology residency at Baylor College of Medicine Affiliated Hospitals. Dr. West is Board Certified by the American Board of Urology. Prior to joining Low T Center, he maintained a private practice in Urology for 32 years.

Erik Snook, MPAS, PA-C
Erik Snook earned his Bachelor and Master degrees from the University of Nebraska Medical Center. He completed his Physician Assistant training through the Interservice Physician Assistant Program in 2009, while in the United States Army. Erik practiced in Family Medicine as well as Occupational Medicine prior to joining the Low T Center team.


TEXAS-TYLER
LowT Tyler
Kynan Williams, M.D.
Dr. Williams graduated from the University of Texas at Austin in 1999 with a degree in Microbiology. From there he continued his studies at the University of Texas Southwestern Medical School where he earned his Medical Doctor degree. After graduating from medical school, Dr. Williams completed his Family Medicine residency at the Texas A&M Health Science Center in College Station, Texas. He is Board Certified by the American Board of Family Medicine.


COLORADO
LowT Colorado Springs
James Franklin Owen Day, M.D.
Dr. Day started his undergraduate career at the University of Indiana where he received his bachelor’s degree in 1963. He attended medical school at the Indiana University School of Medicine and earned a master’s degree in 1967. Dr. Day completed his internship at the University of Texas Medical Branch of Internal Medicine in 1968. He began residency at Saint Joseph Hospital in General Practice and Internal Medicine at the University of Colorado Health Science Center. He continued on with his fellowship at the University of Colorado Health Science Center where he entered Academic Medicine as an Associate Clinical Professor.

James R. Mosby M.D., FACEP
Dr. Mosby attended Howard University in Washington, D.C. and received a Bachelor of Science Degree in Zoology with a minor in Chemistry. He then received his Medical Doctor Degree from Indiana University School of Medicine. Dr. Mosby’s residency training was completed at University of Colorado Health Science Center. He has practiced emergency medicine for the past 39 years and has been Medical Director of the Emergency Department at Spanish Peaks Regional Health Center in Walsenburg, Colorado for the past five years. Dr. Mosby enjoys participating in medical missions to third world countries.

Ted Snyder, PA-C
Ted Snyder earned his Bachelor and Master’s degrees from the University of Nebraska Medical Center. He received his Physician Assistant training through the Interservice Physician Assistant Program while in the United States Army. Ted is a retired veteran with 24 years of military medical experience.


LowT Greenwood Village
James Franklin Owen Day, M.D.
Dr. Day started his undergraduate career at the University of Indiana where he received his bachelor’s degree in 1963. He attended medical school at the Indiana University School of Medicine and earned a master’s degree in 1967. Dr. Day completed his internship at the University of Texas Medical Branch of Internal Medicine in 1968. He began residency at Saint Joseph Hospital in General Practice and Internal Medicine at the University of Colorado Health Science Center. He continued on with his fellowship at the University of Colorado Health Science Center where he entered Academic Medicine as an Associate Clinical Professor.

Timothy McCollum, PA-C
Timothy (T.J.) McCollum received his Bachelor of Science in Biology from George Mason University. After graduation, he worked on ski patrol as an emergency medical technician (EMT) in Colorado. T.J. returned to earn his Bachelor of Science in Nursing from Troy State University and worked as a registered nurse in the emergency department at Children’s Hospital and St. Anthony’s, both in Denver. He went on to earn his Master’s in Medical Science, and is a certified Physician Assistant. T.J. has practiced internal medicine, specializing in geriatrics and trauma care, prior to joining the Low T Center team.

James R. Mosby M.D., FACEP
Dr. Mosby attended Howard University in Washington, D.C. and received a Bachelor of Science Degree in Zoology with a minor in Chemistry. He then received his Medical Doctor Degree from Indiana University School of Medicine. Dr. Mosby’s residency training was completed at University of Colorado Health Science Center. He has practiced emergency medicine for the past 39 years and has been Medical Director of the Emergency Department at Spanish Peaks Regional Health Center in Walsenburg, Colorado for the past five years. Dr. Mosby enjoys participating in medical missions to third world countries.


LowT Westminster
James Franklin Owen Day, M.D.
Dr. Day started his undergraduate career at the University of Indiana where he received his bachelor’s degree in 1963. He attended medical school at the Indiana University School of Medicine and earned a master’s degree in 1967. Dr. Day completed his internship at the University of Texas Medical Branch of Internal Medicine in 1968. He began residency at Saint Joseph Hospital in General Practice and Internal Medicine at the University of Colorado Health Science Center. He continued on with his fellowship at the University of Colorado Health Science Center where he entered Academic Medicine as an Associate Clinical Professor.

James R. Mosby M.D., FACEP
Dr. Mosby attended Howard University in Washington, D.C. and received a Bachelor of Science Degree in Zoology with a minor in Chemistry. He then received his Medical Doctor Degree from Indiana University School of Medicine. Dr. Mosby’s residency training was completed at University of Colorado Health Science Center. He has practiced emergency medicine for the past 39 years and has been Medical Director of the Emergency Department at Spanish Peaks Regional Health Center in Walsenburg, Colorado for the past five years. Dr. Mosby enjoys participating in medical missions to third world countries.

Jason Schmidthuber, PA-C
Jason Schmidthuber graduated in 1994 with an undergraduate degree in Exercise Science at the University of Minnesota Duluth. After several years as a personal trainer, he returned to school graduating from Saint Francis University with a Master of Medical Science degree as a Physician Assistant. He practiced emergency medicine in a Level 1 Trauma Center in both Denver and Washington. Jason maintains his status as a certified Strength and Conditioning Specialist and stays well versed in the advances of sports conditioning.


ILLINOIS
LowT Burr Ridge
Anthony L. Bilotta, D.O.
Dr. Bilotta received his undergraduate degree at the University of Illinois. He worked in medical education and EMS for eight years prior to entering the D.O. program at Des Moines University, where he graduated in 1985. Dr. Bilotta’s Family Medicine residency was completed at the Chicago Osteopathic Medical Center in 1987. He has served as an ER staff physician at trauma centers in the Chicago area and was the Medical Director of an Occupational and Immediate Care center for ten years. Dr. Bilotta has held faculty positions at both Northwestern Memorial Hospital and Midwestern University. In addition to Low T Center, he practices in Willowbrook, and serves as the Flight Surgeon for the Chicago Air and Water Show. In his free time, Dr. Bilotta travels to Dyersville, Iowa (from Field of Dreams) to assist in a rural emergency room.

Brian Moyer, MMS, PA-C
Brian Moyer graduated from Truman State University in 2002. While in college, he practiced as a Certified Nurse Assistant, and then as a Patient Care Technician in St. Louis. Brian earned his Master of Medical Science in Physician Assistant Studies at Midwestern University in 2006. He spent six years working in solid organ transplant before joining the Low T Center.


INDIANA
LowT Indy
William Sobat, M.D.
Dr. Sobat is Board Certified in General Surgery and is a Fellow of the American College of Surgeons. He graduated from the Indiana University School of Medicine with Honors and has practiced medicine in Indianapolis for over 40 years. Dr. Sobat served as Director of the Surgery Residency program at Methodist Hospital from 1975-1991. He was a pioneer in the kidney transplant program at Methodist Hospital. Dr. Sobat focused on immunology and endocrine surgery as well as nutritional support in hospitalized patients. He was chairman of the Indiana State Liaison Committee on cancer care of the American College of surgeons for six years. Dr. Sobat started the Colonoscopy Lab at Methodist Hospital, as well as the Noninvasive Vascular Laboratory. From 2005 until 2008, he served as Director of Integrative Medicine at Indiana University West Hospital. During this time, Dr. Sobat focused on the role of nutrition and hormone imbalance in health and wellness, as well serving as a nutrition consultant for the Comprehensive Breast Center at Indiana University North. In addition to caring for patients at Low T Center, Dr. Sobat continues to serve as a volunteer clinical professor of surgery at the Indiana University Department of Surgery.

Paul Mattox, PA-C
Paul Mattox graduated from the University of Findlay in 2003 with a Bachelor of Science in Physician Assistant Studies. Since graduating, he has practiced in orthopedics, emergency medicine and trauma. Prior to joining Low T Center, Paul worked with a large orthopedic group and has provided care for Indy car drivers, the Indianapolis Colts, Indianapolis Indians and the Indiana Pacers.


LowT Indy
William Sobat, M.D.
Dr. Sobat is Board Certified in General Surgery and is a Fellow of the American College of Surgeons. He graduated from the Indiana University School of Medicine with Honors and has practiced medicine in Indianapolis for over 40 years. Dr. Sobat served as Director of the Surgery Residency program at Methodist Hospital from 1975-1991. He was a pioneer in the kidney transplant program at Methodist Hospital. Dr. Sobat focused on immunology and endocrine surgery as well as nutritional support in hospitalized patients. He was chairman of the Indiana State Liaison Committee on cancer care of the American College of surgeons for six years. Dr. Sobat started the Colonoscopy Lab at Methodist Hospital, as well as the Noninvasive Vascular Laboratory. From 2005 until 2008, he served as Director of Integrative Medicine at Indiana University West Hospital. During this time, Dr. Sobat focused on the role of nutrition and hormone imbalance in health and wellness, as well serving as a nutrition consultant for the Comprehensive Breast Center at Indiana University North. In addition to caring for patients at Low T Center, Dr. Sobat continues to serve as a volunteer clinical professor of surgery at the Indiana University Department of Surgery.


KANSAS
LowT KC Leawood
Stephen Stevenson, M.D.
Dr. Stevenson completed medical school at Kansas City University of Medicine in 1987. He completed a residency in Family Medicine in 1990 through the Kansas University Department of Family Medicine. Dr. Stevenson is Board Certified in Family Medicine and practiced Out-Patient Family Medicine until he started working at the Low T Center.

Mitch Poppe, PA-C
Mitch Poppe completed his undergraduate education at Chadron State College in 1991. After being awarded the National Health Service Corp Scholarship, he earned his Master of Science in Physician Assistant Studies at the University of Nebraska Medical Center in 1995. Following graduation, Mitch moved to Kansas City where he worked for Swope Parkway Health Center in the Homeless Outreach Department. After 10 years of serving the homeless, he worked at the United States Disciplinary Barracks at Ft. Leavenworth Kansas. Mitch has also managed weight loss for gastric band patients and worked in the areas of erectile dysfunction and testosterone replacement prior to joining Low T Center.


MISSOURI
LowT Independence
Glenn Simon, D.O.
Dr. Simon received his medical degree from Kansas City University in 1998, and three years later completed his residency in Family Medicine. He practiced Emergency Medicine for fifteen years and was Medical Director of an addiction medicine clinic for nine years prior to becoming a Medical Director at the Low T Center. Dr. Simon holds a Master of Science in Human Biology from the University of Bridgeport and a doctorate in Chiropractic Medicine from Cleveland Chiropractic College, where he also served as an associate professor for four years. He is Board Certified by the American College of Osteopathic Family Physicians and brings a broad base of medical training as well as over 20 years of experience in direct patient care to Low T Center.

Timothy Badger, APRN
Tim Badger is a board certified nurse practitioner who practices in adult and geriatric medicine. He has three degrees from the University of Kansas, a Bachelor of Science in Organismal Biology, a Bachelor of Science in Nursing, and a Master of Science in Nursing. Tim began his career at the VA, and then served as a trauma nurse at Truman Medical Center. Additionally, Tim was part of the critical care nursing team at several hospitals throughout the Kansas City area. Tim has been a registered healthcare professional since 1990, and brings over twenty-four years of patient care experience to Low T Center.


OHIO
LowT Mason
Aaron Hanshaw, D.O.
Dr. Hanshaw earned a Bachelor of Science in Biology at Wright State University. He later completed doctoral training at the Ohio University College of Osteopathic Medicine, graduating in 2006. Dr. Hanshaw completed postgraduate training at Grandview Medical Center in Dayton, Ohio, and is Board Certified in Family Medicine as well as Hospice/Palliative Medicine.


LowT Dublin
Brian Seifferth, M.D.
Dr. Seifferth graduated from Ohio State University in 1989 with a Bachelor of Science in Biology. He went on the Medical School at the Ohio State University College of Medicine, earning a Medical Doctor degree in 1994. Dr. Seifferth completed his residency in Emergency Medicine at Ohio State University Wexner Medical Center, and has served as the Emergency Department Medical Director, and Medical Staff President for Memorial Hospital of Union County. Dr. Seifferth is Board Certified in Emergency Medicine.

Lester Onweller, PA-C
Lester Onweller began his medical career as a Hospital Corpsman in the United States Navy in 1972. He served at the Philadelphia Naval Hospital as well as the Naval Air Station in Sigonella, Sicily. Upon returning to the United States, Lester attended Ohio State University and graduated from the College of Nursing in 1984. He worked in the medical intensive care unit and emergency department before graduating from Kettering College as a Physician Assistant. Lester remained employed as a Physician Assistant in the emergency department for fifteen years with concurrent employment as an adjunct professor at Kettering College Physician Assistant program and adjunct medical director for two fire departments. He practiced in an independent cardiology group prior to joining Low T Center.


LowT Gahanna
Brian Seifferth, M.D.
Dr. Seifferth graduated from Ohio State University in 1989 with a Bachelor of Science in Biology. He went on the Medical School at the Ohio State University College of Medicine, earning a Medical Doctor degree in 1994. Dr. Seifferth completed his residency in Emergency Medicine at Ohio State University Wexner Medical Center, and has served as the Emergency Department Medical Director, and Medical Staff President for Memorial Hospital of Union County. Dr. Seifferth is Board Certified in Emergency Medicine.

Matthew Wojnarowski, CNP
Matthew Wojnarowski earned a Bachelor of Science in Biology from Cedarville University in 1989. He then moved to Columbus, Ohio and began working in the Emergency Department at Mt. Carmel Medical Center. During his 21 years of service there, he received an Associate’s Degree in Nursing from Columbus State Community College, as well as a Bachelor of Science in Nursing and Master of Science in Nursing from Otterbien University. After receiving national certification, he began working as a Nurse Practitioner at Riverside Methodist Hospital. There he worked mainly with the orthopedic surgeons whose primary focus was joint replacement. During his four years at Riverside, he earned his certification as an orthopedic NP and his certification as a Registered Nurse First Assist. In July of 2014, he joined the Low T Center team.


OKLAHOMA
LowT Edmond
Scott Rose – Clinic Director
Scott Rose is a board-certified physician assistant and director at the Low T Center in Edmond, Oklahoma. He graduated from the University of Oklahoma with a Bachelor’s degree in Science as a Physician’s Assistant. He worked in an orthopedic and arthritis specialty center in Oklahoma City for 20 years. Scott was instrumental in the engineering of a total hip replacement modular system. He is ACLS certified. His passion for staying fit led him to the Low T Center.

Alan S Bock, M.D.
Dr. Bock graduated from the University of Texas Medical Branch in Galveston. He returned home to complete his residency at the OU Medical Center and has been in private practice in Oklahoma City since 1987. He is board-certified in internal medicine and is a member of the American College of Physicians. He was a principal investigator in multiple medical research studies. He has a strong interest in the aging process and its effects on his patients. He views hormonal replacement and particularly testosterone replacement as a valuable tool to limit the effects of aging and enhance well-being. He joined Low T Center as a Medical Director for the Oklahoma City Center in 2013.


LowT Tulsa
Kelly Van Davis M.D., FACP
Dr. Kelly Davis earned a Bachelor’s Degree at the University of Oklahoma in journalism. Dr. Davis then worked as a science and technical writer for the Oklahoma Health Sciences Center. Dr. Davis attended medical school at the University of Oklahoma and completed post graduate training in Internal Medicine. As an Internal Medicine specialist, Dr. Davis played a major role in teaching, research and the care of patients with multi-system disease processes. Dr. Davis has served as a Medical Officer for the United States Department of Human Services, as an Internal Medicine house staff physician at the University of Oklahoma Health Sciences Center, as a clinic physician in out patient care centers and as a contract hospitalist caring for critically ill patients. Dr. Davis has served on a House Staff Advisory Committee, instituted training programs for students and interns and has participated in bench research projects.

Jojin Mathews, PA-C
Jojin “Joe” Mathews started his undergraduate career at Trinity International University in Deerfield, IL earning a Bachelor’s degree in Biology while concurrently completing a Master’s degree in Bioethics. He began his medical career at A.T Still University College of Health Science in Arizona and became a Board-Certified Physician Assistant in 2012. Prior to Low T Center, Joe served as clinical preceptor for an acute care center in Tempe, Arizona.


TENNESSEE
LowT Brentwood
Vivak Bhatt, M.D.
Prior to joining Low T Center, Dr. Bhatt was Assistant Professor of Clinical Medicine at Vanderbilt University School of Medicine in Nashville, TN. Dr. Bhatt received his Bachelors in Psychology from Austin College in Sherman, TX and his Medical Degree from Ross University School of Medicine. He completed his residency in Family Practice at University of Tennessee – Memphis. Dr. Bhatt opened and ran a very successful practice in Hermitage, TN for over 11 years. At Low T Center, Dr. Bhatt’s focus will be on educating men and helping to them to establish goals to promote their well-being.

J. Brandon Sweat, FNP
Brandon Sweat graduated from Tennessee State University in 2007 with Bachelor of Science in Psychology. Following graduation, he worked as a social worker for a Nashville Head Start Center. He returned to Vanderbilt University in 2010 to pursue a career as a Registered Nurse, and earned a Master of Science in Nursing with a concentration in Family Practice. Prior to joining Low T Center, Joseph has practiced as a family practice provider in underserved rural areas.


LowT Hendersonville
Vivak Bhatt, M.D.
Prior to joining Low T Center, Dr. Bhatt was Assistant Professor of Clinical Medicine at Vanderbilt University School of Medicine in Nashville, TN. Dr. Bhatt received his Bachelors in Psychology from Austin College in Sherman, TX and his Medical Degree from Ross University School of Medicine. He completed his residency in Family Practice at University of Tennessee – Memphis. Dr. Bhatt opened and ran a very successful practice in Hermitage, TN for over 11 years. At Low T Center, Dr. Bhatt’s focus will be on educating men and helping to them to establish goals to promote their well-being.

Scott Jarrell PA-C
Scott Jarrell graduated with his Bachelor of Science and Master’s of Science degrees in Physician Assistant Studies from the University of Nebraska. He served in the United States Air Force for over eight years with an honorable discharge. He was the Air Force Special Operations Command Physician Assistant of the year in 2005. He has been awarded the Air Force Commendation and Air Force Achievement medals, and also the Outstanding Unit with Valor. He has practiced for over eleven years in family practice, emergency medicine, and dermatology prior to joining Low T Center.


LowT Knoxville
Vivak Bhatt, M.D.
Prior to joining Low T Center, Dr. Bhatt was Assistant Professor of Clinical Medicine at Vanderbilt University School of Medicine in Nashville, TN. Dr. Bhatt received his Bachelors in Psychology from Austin College in Sherman, TX and his Medical Degree from Ross University School of Medicine. He completed his residency in Family Practice at University of Tennessee – Memphis. Dr. Bhatt opened and ran a very successful practice in Hermitage, TN for over 11 years. At Low T Center, Dr. Bhatt’s focus will be on educating men and helping to them to establish goals to promote their well-being.

Larry DeWitte, PA-C
Larry DeWitte graduated from the University of Tennessee with a Bachelor of Science degree in Microbiology, and in 1986 he completed Emory University School of Medicine’s Physician Assistant Program. His experience includes over 15 years of clinical experience in Ear, Nose and Throat surgery. Larry also possesses over 10 years of experience working and consulting in the pharmaceutical and biotech industry focusing on immunology, organ transplantation, marketing and business development.


ARKANSAS
LowT Little Rock
Dr. Jeremy Warford, M.D.
Dr. Warford earned his M.D. at the University of Arkansas for Medical Sciences in 2002, and completed his residency at St. Bernard’s Hospital in Jonesboro, Arkansas. Dr. Warford first considered a practice specializing in testosterone replacement in 2009 which later became a reality in 2012 with the opening of the first men’s clinic of its kind in Arkansas. As a board certified family physician, Dr. Warford recognized testosterone therapy as a potential starting point for men to take charge in improving their overall health. Dr. Warford joined Low T Center in 2014 as the Medical Director for the Little Rock Low T Center.