Dr. Andrew Tan Chan, MD

Dr. Andrew Chan is a gastroenterologist who graduated from Harvard Medical School and brings 29 years of experience to his practice. His specialty focuses on digestive health and disorders of the gastrointestinal system. Dr. Chan provides care in English for patients throughout Massachusetts.

Dr. Chan maintains affiliations with Massachusetts General Hospital, Merrimack Health Lawrence Hospital, and Merrimack Health Haverhill Hospital, with practice locations in Boston, Lawrence, and Haverhill, Massachusetts. He specializes in treating conditions such as colon polyps, hemorrhoids, and diverticular disease. His expertise includes performing colonoscopies and lower gastrointestinal endoscopy procedures with sedation for patient comfort. Patients have given him an average rating of 5.0, reflecting their confidence in his care.