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American Gastroenterological Association

The American Gastroenterological Association (AGA) is a medical association of gastroenterologists. About 17,000 scientists and physicians are members of the organization.

American Gastroenterological Association
TypeProfessional association
HeadquartersBethesda, Maryland
  • United States
Official language
Hashem B. El-Serag, MD, MPH, AGAF


The American Gastroenterological Association is a professional association for gastroenterologists. Founded in 1897, the AGA has grown to include 17,000 members from around the globe who are involved in all aspects of the science, practice and advancement of gastroenterology. The AGA Institute administers the practice, research and educational programs of the organization.

The AGA, a 501(c)(6) organization, administers all membership and public policy activities, while the AGA Institute, a 501(c)(3) organization, runs the organization’s practice, research, and educational programs.

On a monthly basis, the AGA Institute publishes two journals, Gastroenterology and Clinical Gastroenterology and Hepatology.

The organization's annual meeting is Digestive Disease Week, which is held each May and is the largest international gathering of physicians, researchers and academics in the fields of Gastroenterology, Hepatology, Endoscopy and Gastrointestinal surgery.

The AGA Research Foundation provides digestive disease research grants on behalf of the AGA Institute.

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