Neoalta Gastroenterology & Hepatology clinic offers team approach of experienced medical gastroenterologist and surgical gastroenterology for condition related to GI tract . A medical gastroenterologist is a physician who specializes in the diagnosis and treatment of disorders of the gastrointestinal tract-- tract Digestive tract).-the oesophagus, stomach, small intestine, large intestine, pancreas, liver, gallbladder, and billiary system, including upper GI endoscopy and colonoscopy. Surgical gastroenterologist is surgeon with expertise in minimally invasive laparoscopic surgery related to abdomen and GI system, Upper GI, colorectal (lower GI) and hepatobiliary-pancreatic.