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Providers

Harrison Nguyen, MD, MBA, MPH, DTM&H, FAAD

Managing Director, Board-Certified Dermatologist, and Fellowship-Trained Mohs Micrographic/Laser/Cosmetic Surgeon

Harrison Nguyen, MD, Managing Director, Board-Certified Dermatologist, and Fellowship-Trained Mohs Micrographic, Laser, Cosmetic Surgeon

Dr. Nguyen is an award-winning, Ivy-league educated and trained dermatologist and surgeon who is recognized worldwide as a key opinion leader and innovator in dermatology, skin rejuvenation, and both minimally invasive and non-surgical dermatologic procedures. His training background is uniquely cross-pollinated with integrated fellowship training in Mohs micrographic surgery, facial plastic surgery, oculoplastic surgery, dermatologic surgery, and general plastic surgery.  His philosophy is to provide each patient with a specialized treatment plan based on his or her individual needs, stressing a natural, refreshed, and rejuvenated appearance. Dr. Nguyen’s goal is to provide beautiful, natural-looking results with the least downtime possible.

Dr. Nguyen completed an Advanced Fellowship in Mohs/Laser/Cosmetic Surgery at the University of Pennsylvania, where he was an Associate Fellow at the Leonard Davis Institute of Health Economics. He previously was Chief Resident in Dermatology at the Emory University School of Medicine and a Postdoctoral Fellow in the Department of Biomedical Engineering at the Georgia Institute of Technology.
 
Dr. Nguyen graduated with honors from Rice University, where he was an All-Conference Linebacker for the Rice Owls Football Team. He continued on to earn his MD from Baylor College of Medicine, MBA from the Yale School of Management, MPH from the Yale School of Public Health, and DTM&H from the National School of Tropical Medicine. He is a member of the Board of Directors for the American Society of Dermatologic Surgery/Association, leads the American Academy of Dermatology's Health Policy Research Group, and has been a Visiting Professor at the Oregon Health & Science University. He serves on the Editorial Boards of the Journal of Clinical and Aesthetic Dermatology and Journal of Cutaneous Medicine and has authored over 50 PubMed-indexed scientific articles.  In addition to his role as Managing Director at Houston Skin, Dr. Nguyen serves as a Clinical Investigator at Center for Clinical Studies .

Outside of his work, Dr. Nguyen enjoys fitness, boxing, salsa/bachata dancing, and following all sports, especially football.

Stephen K. Tyring, M.D., PhD., M.B.A.

Board-Certified Dermatologist

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A board-certified and fellowship-trained dermatologist at Dermatology Associates of Texas (DAT)/ Houston Skin Associates with locations in Houston, Webster, and Pearland Texas. Dr. Tyring specializes in diagnosing, treating, and researching mucocutaneous diseases and provides exceptional personalized care to dermatology patients of all ages and backgrounds. Growing up in Indiana, he received his undergraduate degree from Indiana State University (ISU) in Terre Haute. He then earned his Master’s Degree in microbiology from Abilene Christian University (ACU) in Abilene, Texas.

After receiving his PhD in viral immunology from Texas Tech University (TTU) in Lubbock, he earned his MD from The University of Texas Medical Branch (UTMB). Dr. Tyring completed his internship in Internal Medicine at UTMB followed by a residency in Dermatology at The University of Alabama School of Medicine (UAB) in Birmingham.

He returned to Texas and joined the Dermatology and Microbiology/ Immunology faculty at UTMB, where he remained a Professor until 2004. During this time he earned an MBA from Rice University, in Houston, Texas. He then established Dermatology Associates of Texas (DAT) and the Center for Clinical Studies in Houston.

 

Currently, Dr. Tyring is a Clinical Professor at the McGovern School of Medicine at The University of Texas Health Sciences Center (UTHealth) in Houston. He is an active member of the American Academy of Dermatology (AAD), the Infectious Disease Society of America (IDSA), and the American Federation for Clinical Research (AFMR). Dr. Tyring has also served as the President of the Houston Dermatological Society and the Texas Dermatological Society. He sits on several editorial boards and serves as a reviewer for prestigious medical journals such as the New England Journal of Medicine, Lancet, Journal of Infectious Diseases, Journal of the American Medical Association, and Annals of Internal Medicine as well as most American and European Dermatology journals.

 

Dr. Tyring has been a principal investigator in over 400 clinical trials and has authored over 1000 journal articles and book chapters. In addition, he has written 11 books on dermatology, immunology, and infectious diseases.

In his current position, Dr. Tyring diagnoses and treats a wide variety of skin diseases and conducts clinical trials and basic scientific studies on diseases with infectious or immunologic etiologies. Furthermore, he teaches medical students, residents, and clinical research fellows.

Kristen Potter, PA-C

Physician Assistant

Kristen Potter, Phisician Assistant

Kristen Potter, MPAS, PA-C, was born and raised in the surrounding Houston area. She received her Bachelor of Science in Biology at Texas A&M University. She then attended University of Texas Medical Branch, where she earned her Master’s in Physician Assistant Studies.

 

Kristen is board certified by the National Commission on Certification for Physician Assistants and is licensed by the Texas State Board of Medical Examiners. She is a member of the Society of Dermatology Physician Assistants. She brings with her seven years of experience in medical dermatology. She currently focuses on clinical medical dermatology and procedures.

 

In her free time, Kristen enjoys being outdoors, traveling, and spending time with her husband and family.

Martina Goudeau RMA, LMA, CLHRP

Lead Licensed Medical Aesthetician 

& Cosmetic Supervisor

Martina Goudeau, Licensed Medical Aesthetician, Licensed Professional Laser Hair Removal Technician and a Registered Medical Assistant

Martina is a Licensed Medical Aesthetician, Licensed Professional Laser Hair Removal Technician and a Registered Medical Assistant who has specialized in Dermatology and Aesthetic Skin Care for over 15 years. Working alongside some of Houston's most prominent dermatologists, Martina's love for skin care has contributed to high patient satisfaction. Utilizing her knowledge and expertise, she is passionate about helping patients achieve their skincare goals. Martina's deep understanding of various skin care products such as SkinCeutical's, Isdin, and Skin Better allow her to customize skin care routines that meet patient's unique needs.

Martina is an Esthiology graduate of the prestigious Aveda Institute. She attended the Texas Laser Institute where she obtained her certification in laser hair removal, Microneedling, and Microdermabrasion. Along with other professional training, she attended Coolsculpting University where she received her certification in nonsurgical fat reduction. She is highly skilled with extensive knowledge and training in nonsurgical facial & body contouring procedures including Ultherapy, Coolsculpting, EON and Thermage. Some of Martina's dermatology expertise include Photo Dynamic Therapy and Xtrac Excimer Laser. When Martina is not working on skin, she enjoys traveling with her husband, and spending time with her Mother and dog Carmelo.

Garland James, MMS, PA-C

Physician Assistant

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Garland James, MMS, PA-C, grew up in Missouri City, Texas. She attended Wiley College in Marshall, Texas where she received her Bachelor of Science in Biology. 

 

Garland then went on to obtain her Master of Medical Sciences in Physician Assistant studies from the University of Tennessee in Memphis, 2019.

She joined the Dermatology Associates of Texas team in 2023 as a Physician Assistant where she practices both medical and cosmetic dermatology while specializing in hair loss.

 

 She is certified by the National Commission of Physician Assistants and licensed by the Texas Medical Board. Garland is a member of the Society of Dermatology Physician Assistants , Skin of Color Society and American Academy of Physician Assistants. 

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