Pediatric gastroenterology is the study and treatment children with disorders of the gastrointestinal (GI) tract. A pediatric gastroenterologist is a physician who treats diseases of the digestive organs, including the stomach, esophagus, intestines, pancreas, liver and gallbladder. This specialist treats conditions such as abdominal pain, nausea and vomiting, ulcers, diarrhea, cancer in the GI tract, and jaundice in infants, children and adolescents.

Doctor density varies by specialty and location. The United States has 1,125 practicing pediatric gastroenterologists. Broken out by state, pediatric gastroenterology doctor density in Alabama is 19, in Alaska is 1, in Arizona is 19, in Arkansas is 11, in California is 122, in Colorado is 24, in Connecticut is 17, in Delaware is 16, in District of Columbia is 25, in Florida is 67, in Georgia is 32, in Hawaii is 4, in Idaho is 3, in Illinois is 51, in Indiana is 23, in Iowa is 16, in Kansas is 10, in Kentucky is 13, in Louisiana is 18, in Maine is 8, in Maryland is 41, in Massachusetts is 84, in Michigan is 23, in Minnesota is 21, in Mississippi is 7, in Missouri is 31, in Montana is 2, in Nebraska is 11, in Nevada is 7, in New Hampshire is 3, in New Jersey is 51, in New Mexico is 6, in New York is 106, in North Carolina is 23, in North Dakota is 1, in Ohio is 94, in Oklahoma is 10, in Oregon is 8, in Pennsylvania is 99, in Rhode Island is 12, in South Carolina is 9, in South Dakota is 3, in Tennessee is 30, in Texas is 85, in Utah is 7, in Vermont is 3, in Virginia is 32, in Washington is 16, in West Virginia is 4, and in Wisconsin is 34.