A professional portrait of a smiling man in a suit and tie.
A blue and white circular seal with text indicating certification by the american board of dermatology, bearing the name gregory r. hannon, m.d., j.d. Logo of top doctors rising stars as seen on the minneapolis st. paul magazines website.

See what our patients are saying about Dr. Hannon:

Gregory R. Hannon, MD, JD

Areas of Interest:

General dermatology, surgical dermatology, evidence-based medicine, pigmented lesions, acne, rosacea, genital disease, scars/keloids, cosmetic dermatology, and pediatrics


Appointment: 952-241-8138


Joined Dermatology Specialists:

Care Philosophy:
The best treatments are evidence-based, individualized, and explained in plain language.

University of Florida

Mayo Medical School (MD)
Arizona State University, Sandra Day O’Connor College of Law (JD)

Hennepin County Medical Center

University of Minnesota

Board Certification:
American Board of Dermatology

Professional Memberships:
Minnesota Dermatologic Society
American Academy of Dermatology
American Academy of Dermatology Surgery
Society of Pediatric Dermatology

Professional Recognitions:
Mpls St Paul Magazine – Rising Stars 2019, 2020, 2021, 2022

If you could have one superpower, which would you choose?

What is the best piece of advice you have ever received?
“Success on anyone’s terms other than your own is failure.”

Other Activities:
I enjoy cycling, fishing and cooking.