Our Physicians
Brady L. Allen, M.D.
Dr. Allen was born and raised in Port Arthur, Texas. He graduated summa cum laude from the University of Texas at Austin in 1975. He attended Southwestern Medical School from 1975 to 1979. He did his Internship and Residency in Internal Medicine at Yale-New Haven Hospital.
He returned to Dallas to begin his private practice in the summer of 1982. Being a gay Internist in a large urban setting...
...read more- Internal Medicine
- HIV Specialist™
Robert W. Henderson, M.D.
Robert W. Henderson, M.D., grew up in south Arkansas and graduated from the University of Arkansas College of Medicine in 1972. He moved to Dallas in 1972 to do his post-graduate work at St. Paul Hospital, and he has continued to serve the Dallas community since then. He was an associate of Southwest Clinic in Dallas until 1994 when he joined the practice of Brady Allen, MD. Dr. Henderson saw some of the first cases of AIDS in Dallas in the mid-1980's and wrote some of ...
...read more- Internal Medicine
- HIV Specialist™
David M. Lee, M.D.
Dr. David M. Lee grew up in Princeton, TX. He attended the University of North Texas where he graduated summa cum laude. He graduated from the University of Texas Medical Branch in Galveston with honors. His residency in Internal Medicine was at Baylor University Medical Center in Dallas, where he remains an active member of the medical staff. He specializes in general Internal Medicine and HIV Medicine, and he is credentialed by the American Academy of HIV Medicine as an HIV Specialist™.
- Internal Medicine
- HIV Specialist™
Marc A. Tribble, M.D.
Dr. Tribble is originally from Arlington, TX. His educational background includes graduations from Baylor University, the University of Texas Medical Branch at Galveston, and Baylor University Medical Center at Dallas. He also completed an Infectious Disease fellowship at UT Southwestern Medical Center. He has experience in clinical research with trials of new HIV medications. Dr. Tribble was named to D Magazine's Top Doctors 2007 list for the first time, and was recently named....
...read more- Internal Medicine
- Infectious Diseases
- HIV Specialist™

D Magazine Top Doctors
2007, 2008 & 2009
Gene W. Voskuhl, M.D.
Dr. Voskuhl is originally from Crescent, OK. He graduated from the University of Oklahoma College of Medicine and completed specialty training in Internal Medicine and Infectious Diseases there. His experience includes clinical directorship of an infectious disease clinic for several years. Also, he served as Associate Professor of Medicine at OU, where he received the top teacher’s award in 2004. Dr. Voskuhl joined Uptown Physicians Group in 2009 and is on staff at Baylor University Medical Center.
- Internal Medicine
- Infectious Diseases
- HIV Specialist™


