Alpha 1 Association

 
Organization which attempts to identify those affected by alpha-1-antitrypsin deficiency and to improve their quality of their lives through support, education, advocacy and research.

American Association for the Study of Liver Diseases (AASLD) 

A nonprofit, member organization serving the educational and scientific needs of its physicians, researchers, and scientists, who are striving to prevent and cure diseases of the liver and biliary tract.

American Board of Internal Medicine

The site includes information on certification, examinations, policies, and publications of the ABIM subspecialties (eg. internal medicine, gastroenterology).

American College of Gastroenterology 

Organization involved in study and treatment of disorders of the gastrointestinal tract. The College promotes medical education and attempts to meet the needs of clinical gastroenterology practitioners.

American Gastroenterological Association 

Organization of physicians, researchers and educators whose primary practice or research involves the functions and disorders of the digestive system. Provides information on new developments, and a free medicine database.

American Liver Foundation

Provides information about liver in health and disease, research funding, and patient related information.

American Society for Gastrointestinal Endoscopy

Represents gastroenterologists, surgeons, and other digestive health specialists who are committed to diagnosis and treatment of GI disease through the appropriate use of endoscopic techniques.

American Society of Bariatric Physicians (ASBP)

National medical society of licensed physicians offering specialized programs in the medical treatment of obesity (bariatrics), weight loss and dieting.

American Society of Colon and Rectal Surgeons

Society of board certified surgeons. Promotes the science and practice of treatment of patients.

British Society of Gastroenterology

Organization focused on the promotion of gastroenterology within the United Kingdom. It has is composed of physicians, surgeons, pathologists, radiologists, scientists, nurses, dietitians, and others interested in the field of gastroenterology.

Canadian Association for the Study of the Liver

Represents a multidisciplinary group of doctors, scientists and health care providers whose expertise focuses on the liver. Committed to improving quality of health care, support education, promote research, and provide a forum for research.

Canadian Association of Gastroenterology

Organization of gastroenterology practitioners and researchers based in Canada.

Canadian Digestive Health Foundation 

 
Dedicated to public education and promoting research to improve quality of life of Canadians with digestive disorders and their families.

Canadian Hemochromatosis Society

Volunteer based organization which provides information to patients and physicians about hemochromatosis.

CCFA: Crohn's & Colitis Foundation of America 

American organization focused on improving the quality of life of people with Crohn's disease and ulcerative colitis through research.

Certifying Board of Gastroenterology Nurses and Associates, Inc. 

 
Focused on the certifying activities of the Board and is complete with examination, handbook, applications, and resource information.

Cochin Clinical Society

 
Clinical Society for the Doctors of all specialities in Cochin, India.

Digestive Disease Week 

Organization of practitioners focused on digestive diseases.

Digestive Disorders Foundation

United Kingdom based charity which supports research into disorders that can affect the digestive system. Information is provided about various digestive disorders.

European Association for the Study of the Liver 

 
Publishes "Journal of Hepatology", with full-text articles online.

Helicobacter Pylori Foundation 

Dedicated to providing latest information about Helicobacter pylori, its diagnosis, treatment and clinical correlations

International Foundation for Functional Gastrointestinal Disorders (IFFGD)

 
A nonprofit education and research organization whose mission is to inform, assist, and support people affected by functional gastrointestinal disorders or bowel incontinence.

International Liver Transplantation Society

Organization focused on promoting education and research by disseminating and exchanging information related to liver transplantation within the medical community, as well as to the public.

National Institute of Diabetes and Digestive and Kidney Diseases

Conducts and supports research on kidney, urologic, hematologic, digestive, metabolic and endocrine diseases, as well as on diabetes and nutrition.

North American Society for Pediatric Gastroenterology, Hepatology and Nutrition  

 
Advances the understanding of the normal development and physiology of diseases of the gastrointestinal tract and liver in infants, children, and adolescents.

OMED: World Organization for Digestive Endoscopy

 
International organization which participates in promotion of the study and advancement of gastrointestinal endoscopy and works to establish standards of practice and training in endoscopy.

Pediatric / Adolescent Gastroesophageal Reflux Association (PAGER)

Non-profit organization that provides information and support to parents, patients and doctors about Gastroesophageal Reflux (GER).

Society for Surgery of the Alimentary Tract 

 
The objectives of the society are to stimulate and foster the development of surgical techniques with a focus on diseases of the alimentary tract. Includes practice guidelines for a few digestive diseases.

Society of American Gastrointestinal Endoscopic Surgeons 

Professional society and CME meeting, representing board certified surgeons who use endoscopy and laparoscopy as an integral part of their treatment of patients.

The American Society for Parenteral and Enteral Nutrition 

Professional organization whose members are involved in the provision of clinical nutrition therapies, including parenteral and enteral nutrition.

The Society of Laparoendoscopic Surgeons

 
Non-profit organization dedicated to ensuring the highest standards for the practice of laparoscopy, endoscopy and minimally-invasive surgery.

World Organisation of Gastroenterology

Organization with focus on development of gastroenterology worldwide by supporting interaction between affiliated gastroenterological associations and by supporting research, education and ethics.