Dr. Gerhart graduated from University of Missouri Kansas City School of Medicine in 1975 and has been in practice for 43 years. He completed a residency at Massachusetts General Hospital. He currently practices at Harvard Vanguard Medical Associates and is affiliated with Boston Children's Hospital, Brigham & Women's Faulkner Hospital and Brigham & Women's Hospital. Dr. Gerhart accepts multiple insurance plans including UnitedHealthcare. Dr. Gerhart is board certified in Orthopaedic Surgery.