These areas are among his clinical interests: diverticular disease, cholecystitis (gallbladder inflammation), and soft tissue injury. Dr. Rittenhouse is professionally affiliated with Thomas Jefferson University Hospital and Main Line Health. He attended Thomas Jefferson University, Jefferson Medical College for medical school and subsequently trained at Jefferson University Hospitals for residency. Dr. Rittenhouse honors United Healthcare Platinum, United Healthcare Navigate, Coventry, and more. New patients are welcome to contact his office for an appointment.