Clinical interests for Dr. Harkness include lyme disease, atopic dermatitis, and sprains. Dr. Harkness is professionally affiliated with Main Line Health. He attended medical school at the University of Pittsburgh School of Medicine. For his residency, Dr. Harkness trained at a hospital affiliated with the University of Alabama. His average patient rating is 4.5 stars out of 5. Dr. Harkness is in-network for Coventry, Coventry Bronze, and Coventry Silver, as well as other insurance carriers. He has received professional recognition including the following: Philadelphia Super Doctors. He is accepting new patients.