Dr. John William Mahan, MD

Dr. John Mahan is an internal medicine physician who specializes in hospital medicine, bringing 37 years of clinical expertise to patient care. He earned his medical degree from the University of New Mexico School of Medicine and completed his residency training at the University of Virginia Health System. His extensive experience spans nearly four decades of treating patients in hospital settings.

Dr. Mahan practices at multiple locations in Great Falls, Montana, including the Benefis Orthopedic Center of Montana and Benefis Health System East Campus. He focuses on managing high blood pressure conditions, including hypertensive emergencies and pediatric hypertension cases. His clinical skills include performing electrocardiograms to monitor heart health and ordering blood tests for comprehensive patient evaluation. Patients have given him an average rating of 3.8 on Vitals.