Associations & Societies
- American Academy of Physicians Assistants
- American College of Gastroenterology
- American Gastroenterological Association
- American Digestive Health Foundation
- American Society for Gastrointestinal Endoscopy
- American Hemochromatosis Society
- American Association for the Study of Liver Disease
- American Liver Foundation
- Celiac Sprue Association/USA Inc.
- Colon Cancer Alliance
- Leukemia Society of America
- Pediatric/Adolescent Gastroesophageal Reflux Association, Inc.
- Society for Surgery of the Alimentary Tract
- The Society of American Gastrointestinal Endoscopic Surgeons
- Society of Gastroenterology Nurses and Associates
- United Ostomy Association Inc.