Thomas Alexander Harrison, DO at Surgical Dermatology Group

Thomas Alex Harrison, DO

Board-Certified Dermatologist


Dr. Thomas Alex Harrison is a dedicated dermatologist with a passion for providing exceptional care. He completed his dermatology residency at the HCA Florida Largo Medical Center, which is affiliated with the USF Morsani College of Medicine. He continues to expand his expertise in medical and surgical dermatology through this program. Dr. Harrison‘s educational background includes a Bachelor of Science from the University of Alabama, where he graduated summa cum laude, and an osteopathic medical degree from Edward Via College of Osteopathic Medicine (VCOM).

Dr. Harrison’s commitment to advancing dermatological knowledge is demonstrated through his numerous publications in esteemed journals such as the Dermatology Online Journal and JAAD. His research interests include intralesional 5-fluorouracil treatment, skin of color representation in dermatology textbooks, and the treatment of Hailey-Hailey disease. Additionally, he has presented his findings at conferences such as the American Academy of Dermatology Annual Meeting and the American Society for Dermatologic Surgery Annual Meeting.

In his spare time, he enjoys golfing, fishing, bird hunting, skiing and traveling. He finds balance in his life through his hobbies and watching sports. Dr. Harrison combines his expertise, dedication and personal interests to provide comprehensive and compassionate dermatological care to his patients.

Education & Training

  • University of AlabamaBachelor's degree (biology)
  • Edward Via College of Osteopathic MedicineDoctor of Osteopathic Medicine (DO)
  • HCA Florida Largo Medical CenterResidency (dermatology)

Insurance Accepted

Please see the current list of insurance plans we accept below. If you do not see your plan, please contact your insurance company to confirm coverage.
  • Aetna: HMO, PPO, Comm
  • American Postal Workers Union
  • Ascension Smart Health
  • Blue Cross Blue Shield (BCBS): HMO, PPO, Comm
  • Cigna: HMO, PPO, Comm
  • Cigna HealthSpring
  • Devoted Health
  • Humana: HMO, PPO, Comm
  • Medicare
  • Multiplan
  • Railroad Medicare
  • UnitedHealthcare (UHC): PPO, HMO, Comm, AARP
  • Veterans Affairs Community Care Network (VA CCN): Managed by UHC
  • Viva: HMO, PPO, Comm

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