Welcome to the ABCGN Website

The American Board of Certification for Gastroenterology Nurses, Inc. is a volunteer non-profit organization. Its purpose is to maintain and improve the knowledge, understanding and skill of nurses in the fields of gastroenterology and gastroenterology endoscopy by developing and administering a certification program.

Take the First Step To CGRN

What's Your Path to Certification? Click here to learn more!

Registration for the fall exam will be open June 1-July 31.

2015 Call for Board Nominations Open
CGRN-Retired Credential
Test Blueprint
ABCGN Moves to Online System for all Recertification Applications in 2013
Recertify Online

Please make note of our new address:
330 N. Wabash Ave 
Suite 2000
Chicago, IL 60611
Our Phone Number and Fax numbers will remain the same.  


Committed to Excellence; Passionate about Care



Important Dates
Recertification Deadline: December 31, 2014
2014 Fall Examination

Computer-Based Testing Window
October 1-31, 2014

2014 Fall  Exam Registration Window
June 1  - July 31, 2014 
Registration will close at 5:00 pm ET on July 31, 2014.