About Us

At The Sexual Health Institute of Texas, we believe you can turn back the clock. We can make you look, feel, and function like a younger you.

We are committed to helping you win the battle against time and we conduct all of our procedures and treatments in a comfortable, relaxing environment. At The Sexual Health Institute of Texas, you're royalty.

Our Team

Vernon F. Williams, MD, FAARFM, ABAARM

Vernon F. Williams, MD, FAARFM, ABAARM


Dr. Williams is a soft spoken, tireless, energetic, caring physician. He has an astute grasp of the big picture. Though he's only "29", he's been an Emergency Medicine Physician for over 33 years. Dr. Williams considers The Wellness & Aesthetics Medical Center of San Antonio his life calling.

Dr. Williams has a BA in Biology from Harvard University. He received his MD from Albert Einstein College of Medicine. He did two years of General Surgery Residency @ Allegheny General Hospital and then became a Flight Surgeon in the US Air Force for 3 years. Dr. Williams has extensive training in Lasers and Medical Spa procedures. He is a Fellow of the American Society for Laser Medicine and Surgery (ASLMS), a Diplomat & Fellow of the American Academy of Anti-Aging, Regenerative, & Functional Medicine (A4M), a Fellow of Stem Cells, SportsMedicine, Integrative Cancer Therapies, Peptide Therapy, and Sexual Health with the A4M, and a Member of the Anti-Aging Group (AAG) Advisory Board. Completed Physician Training and Certification in Age Management Medicine, jointly sponsored by The Cenegenics Education and Research Foundation (CERF) and the Foundation for Care Management (FCM).

Training and Education:

  • Harvard University BA in Biology
  • Albert Einstein Medical School MD
  • Allegheny General Hospital General Surgery Residency
  • Flight Surgeon USAF @ Travis AFB

Certifications:

  • Fellowship, Diplomat & Certification with the American Academy of Anti-Aging, Regenerative & Functional Medicine
  • Fellow in Integrative Cancer Therapies with the American Academy of Anti-Aging, Regenerative & Functional Medicine
  • Fellow in Stem Cells with the American Academy of Anti-Aging, Regenerative & Functional Medicine
  • Fellow in Sports Medicine with the American Academy of Anti-Aging, Regenerative & Functional Medicine
  • Fellow in Sexual Health and Therapy with the American Academy of Anti-Aging, Regenerative & Functional Medicine
  • Fellow in Peptide Therapy with the American Academy of Anti-Aging, Regenerative & Functional Medicine
  • Fellow of the American Society for Laser Medicine and Surgery (ASLMS)
  • Member of the Anti-Aging Group (AAG) Advisory Board
  • Completed Physician Training and Certification in Age Management Medicine, jointly sponsored by The Cenegenics Education and Research Foundation (CERF) and the Foundation for Care Management (FCM)
  • Air Force Achievement Medal for Meritorious Service

Click to See Dr. Vernon F. Williams CV

Click to See Dr. Vernon F. Williams Certificate Index

Mary Guerrero-Cox

Mary Guerrero-Cox


With over 38 years of experience in the medical field as a medical assistant and patient coordinator, Mary is also certified in both clinical skincare using physician grade peels and multi non-ablative laser procedures such as hair removal, photo-facial, and skin tightening. Mary is an asset to The Sexual Health Institute of Texas as a medical assistant and as an office manager. She is fully capable of managing all aspects of The Sexual Health Institute of Texas's administrative and medical duties.