Jon Walheim, MD is board-certified in internal medicine, a discipline focused on the diagnosis, and treatment of chronic illness, and health promotion and disease prevention in adults. Dr. Walheim sees patients at Doylestown Health Internal Medicine, 310 Farm Lane, Doylestown, PA. Dr. Walheim earned his medical degree at Thomas Jefferson University School of Medicine and completed his residency at York Hospital. To schedule an appointment with Dr. Walheim, call (215) 348-3990.