Stephen K. Tyring, MD, FAAD
Stephen K. Tyring, M.D., Ph.D., M.B.A. has expertise in dermatology, virology, internal medicine, and infectious disease. He is renowned for his pivotal research and development of new medications which are now FDA approved and widely used. His career has been dedicated to the therapy and prevention of infectious diseases. In the early 1990's he became heavily involved in vaccine development for the following viruses: human immune deficiency virus (HIV), herpes simplex virus (HSV) 2, varicella zoster virus (VZV), and human papillomavirus (HPV). His work for these vaccines continues today. Currently, he is the Medical Director at the Center for Clinical Studies and clinical professor of dermatology at the University of Texas Medical School at Houston. Dr. Tyring has written numerous medical textbooks, several of which are considered the definitive resource in the fields of dermatology and virology. He is certified by the American Board of Dermatology.

Karan K. Sra, MD
Karan K. Sra, M.D., is a native Texan, as she was born and raised here in Houston .   She completed her undergraduate training at University of Texas where she graduated with honors.  She attended medical school and completed her internship in internal medicine at the University of Texas Medical Branch at Galveston.  Prior to starting residency, she was a fellow in clinical trials at the Department of Dermatology at the University of Texas Medical Branch at Galveston and Center for Clinical Studies in Houston under the supervision of Dr. Stephen Tyring M.D. She completed her dermatology residency at the University of Texas Medical Branch at Galveston and she is board certified by the American Board of Dermatology.   Dr. Sra has published over 15 scientific manuscripts in medical journals and books in the last few years.  She has received numerous academic awards including 2 scholarships from the National Institutes of Health.  When Dr. Sra is not working, she enjoys traveling, practicing yoga, and running.

Saira George, MD, FAAD
Saira George, M.D. is from Houston , Texas where she attended college at Rice University . She attended medical school, completed her internship in internal medicine as well as her dermatology residency at the Baylor College of Medicine in Houston . Following college, she served as a research fellow at M.D. Anderson. Prior to joining us, Dr. George practiced at Dermatology Associates of San Antonio.  Dr. George published over 15 scientific manuscripts in medical journals. She is certified by the American Board of Dermatology.

Daniel A. Carrasco, MD, FAAD
Daniel A. Carrasco, M.D. is an experienced New York City trained board certified dermatologist.  Dr. Carrasco was born and raised in San Antonio , Texas where he attended St. Mary's University, graduating with honors in biology.  A graduate of the University of Texas Medical School at Houston, Dr. Carrasco completed an internship in Internal Medicine in Houston , TX . 

Following his internship, Dr. Carrasco accepted a position as a dermatopharmacology clinical fellow at the University of Texas Medical Branch at Galveston , he was then recruited to complete a fellowship in New York City at the Mount Sinai School of Medicine where he supervised the Department of Dermatology’s clinical trials unit.

Dr. Carrasco completed residency training in dermatology at the prestigious Mount Sinai Hospital . During his fellowships and residency he was a co-investigator in over 50 clinical trials. During residency and fellowship Dr. Carrasco presented 12 posters at the American Academy of Dermatology, published over 25 scientific manuscripts in medical journals and wrote 3 book chapters.   In his second year of residency he was awarded a Resident Educational Award by the Dermatology Foundation and was appointed chief resident during his senior year of training.  In 2007 Dr. Carrasco was the young leadership award speaker, honored by the American Dermatological Association.   In 2008 he was chosen to be a member of the American Academy of Dermatology’s Leadership Forum.

Currently, Dr. Carrasco is in private practice in Houston and Austin , Texas where he specializes in general medical dermatology, cosmetic and surgical dermatology.

When Dr. Carrasco is not working, he enjoys snow skiing, hunting, fishing, horseback riding, polo, photography, and boating.