6. Gastroenterology
Average annual wage: $433,000
Up next in our list of medical specialties that make the most money is gastroenterology that is the study of normal function and diseases of the stomach, esophagus, colon and rectum, small intestine, bile ducts, liver, and pancreas. A successful gastroenterologist needs to understand the normal function of these organs in order to diagnose, treat, and cure them with the right medicine, quickly and effectively. Gastroenterologists study more than 10 years in order to get the needed knowledge to help people with diseases related to liver and the gastrointestinal tract. In addition to that, they need to have expertise after studying in order to help better. This is why gastroenterologists have a high paycheck, their effort is paying off.