Gastroenterologist
A gastroenterologist deals with the diagnosis and management of diseases affecting the digestive system. For this reason, they are experts in the treatment of the esophagus, the stomach, the small intestine, the colon (large intestine), the gallbladder, the liver and the pancreas. If you are experiencing problems such as acid reflux, constipation, abdominal pain, or diseases of the pancreas, liver and intestines, a gastroenterologist will be able to diagnose and treat your issue.