Gastroenterology at Littleton Regional Healthcare Specializing in the treatment of digestive problems, including heartburn, swallowing difficulties, abdominal pain, diseases of the liver and pancreas, irritable bowel syndrome, and inflammatory bowel disease. Littleton Regional Healthcare's Gastroenterology professionals provide routine screenings, including upper endoscopy and colonoscopy screenings, plus specialized care to diagnose and treat a variety of gastroenterological disorders. To schedule an appointment or learn more about services provided, please call (603) 259-7798. (A referral from your primary care provider may be required.) Dr. Jonathan Lamphier Board-Certified Peggy Plette, APRN, MSN, NP-C Gastroenterologist LITTLETON REGIONAL HEALTHCARE LRH Gastroenterology 580 St. Johnsbury Road, Suites 32 Littleton, NH 03561 (603) 259-7798 Where good health begins. Gastroenterology at Littleton Regional Healthcare Specializing in the treatment of digestive problems, including heartburn, swallowing difficulties, abdominal pain, diseases of the liver and pancreas, irritable bowel syndrome, and inflammatory bowel disease. Littleton Regional Healthcare's Gastroenterology professionals provide routine screenings, including upper endoscopy and colonoscopy screenings, plus specialized care to diagnose and treat a variety of gastroenterological disorders. To schedule an appointment or learn more about services provided, please call (603) 259-7798. (A referral from your primary care provider may be required.) Dr. Jonathan Lamphier Board-Certified Peggy Plette, APRN, MSN, NP-C Gastroenterologist LITTLETON REGIONAL HEALTHCARE LRH Gastroenterology 580 St. Johnsbury Road, Suites 32 Littleton, NH 03561 (603) 259-7798 Where good health begins.