Dr. Peter Joseph Carolan JR., MD

Dr. Peter Carolan is a gastroenterologist and internal medicine physician with 23 years of experience treating digestive and general health conditions. He earned his medical degree from Columbia University College of Physicians and Surgeons, establishing a strong foundation in comprehensive patient care. Dr. Carolan speaks both English and Spanish, helping him connect with a diverse patient population.

Dr. Carolan practices at several leading Massachusetts hospitals, including Massachusetts General Hospital, Brigham and Women's Hospital, and Newton Wellesley Hospital, with locations throughout Boston, Newton Lower Falls, and Waltham. He specializes in treating colon polyps, hemorrhoids, and diverticular disease. His expertise includes performing colonoscopies and lower GI endoscopies with sedation to ensure patient comfort during procedures. Patients rate Dr. Carolan 4.2 out of 5 stars for his care.