Dr. Michael Heffernan, MD is a dermatologist in San Luis Obispo, CA and has over 30 years of experience in the medical field. Dr. Heffernan has extensive experience in Skin Conditions, Cosmetic Skin Procedures, and Skin Cancer & Excision. He graduated from UNIVERSITY OF MICHIGAN / MEDICAL CENTER in 1993. He is affiliated with medical facilities French Hospital Medical Center and Marian Regional Medical Center. He is accepting new patients and telehealth appointments.