A gastroenterologist is a physician who has dedicated training and a very unique experience in managing diseases that are found in the gastrointestinal tract and also in the liver. Gastroenterology is simply the study of how diseases in the stomach, esophagus, colon, small intestine, and rectum function. The study involves a detailed knowledge of how the physiology of the gastrointestinal organs including the mobility of certain materials through the stomach, the digestion of nutrients into the body and the removal of wastes from the system. All the normal activities and the diseases that are associated with the digestive organs are part of the study a gastroenterologist passes through.

Gastroenterology is an intense training program where people (gastroenterologist) who want to take the career in future learn directly from nationally recognized experts in the field. They develop understanding of almost all gastrointestinal diseases and they learn on how to evaluate patients who have gastrointestinal defects. They treat a broad range of gastrointestinal conditions and also provide recommendations to prevent and maintain the diseases. Gastroenterologists learn how to care and provide quality services to patients in their offices as well as in health centers. In order for one to become fully certified as a gastroenterologist, he or she should have completed a three year internal medicine residency. After that he/she is eligible for some other specialized training in the field of gastroenterology. The training is usually 2 to 3 years so in general gastroenterologist takes a maximum of 5 to 6 years of additional specialized education training medical school.

Other gastroenterologists receive direct training in more advanced procedures using (ERCP) endoscopic retrograde cholangiopancreatography, also endoscopic biliary examination and removal of tumors without surgery. Other gastroenterologists train in the placement of internal drainage tubes and endoscopic ultrasounds. The knowledge provides them with at least the necessary and advanced training that is non surgically removal of stones in the bile duct. The gastroenterologists who undergo advanced direct training provide minimal invasive alternatives to surgery to most patients.

The most important thing that they need to learn during the training period is total attention to details and in addition to comprehensive knowledge of the entire gastrointestinal tract to provide the highest quality and consultative services. After the entire ;training, the final product is a much highly trained specialist who has a unique broad of scientific knowledge and has the ability to put together elements and provide optimal health care for his or her patients.