Dr. Knut Roalsvig is a General Physician,Gastroenterologist and Intern…read moreal Medicine in Derry 3038, Derry NH and has an experience of 41 years in these fields. Dr. Knut Roalsvig practices at Office in Derry 3038, Derry NH.
Some of the services provided by the doctor are: Treating colonoscopy, upper GI endoscopy, and other conditions related to gastroenterology,Rectal, Abdomen, Small Intestines, or Colon Cancer,Treating colonoscopy,Acute Pancreatitis and Upper GI Endoscopy etc.read less