Founded in 1897, American Gastroenterological Association is a nonprofit medical organization. It is an organization of physicians, researchers and educators whose primary practice or research deals with gastrointestinal-related disorders. The association offers consulting, documentation, coding and billing services. American Gastroenterological Association organizes various courses and audio conferences. It operates a clinical practice and economics committee that provides patient care and practice management services. The association maintains an institute that conducts various research and educational programs. American Gastroenterological Association has a membership of more than 15,500 individuals that include physicians and scientists. It operates a foundation for digestive health and nutrition that raises funds for research and public education. The association is located in Bethesda, Md. 15,500 individuals that include physicians and scientists. It operates a foundation for digestive health and nutrition that raises funds for research and public education. The association is located in Bethesda, Md.