Dr. Ronald C Hartfelder, MD

Dr. Ronald Hartfelder is a gastroenterologist and internal medicine physician with over four decades of clinical experience. He earned his medical degree from The Robert Larner MD College of Medicine at the University of Vermont and completed his residency at Kaiser Permanente Medical Center. Throughout his 43-year career, Dr. Hartfelder has developed extensive expertise in digestive health and comprehensive internal medicine care. He is fluent in Spanish and Vietnamese, enabling him to serve diverse patient communities.

Dr. Hartfelder practices at Mass General Brigham Salem Hospital and is affiliated with North Shore Medical Center Salem Campus, with additional locations in Salem and Worcester, Massachusetts. His clinical focus includes treating acid reflux and GERD in both adults and children. He performs colonoscopies and lower gastrointestinal endoscopy procedures with sedation services. Patients have given him an average rating of 4.1 out of 5 on Vitals, reflecting their …confidence in his care.