Make a Payment

Credit Card Payment by phone – dial 1-855-543-6294.

Mail us a payment:

For all professional (provider) services:
Gastroenterology Associates
PO Box 11970
Olympia, WA 98508-1970

For Gastroenterology Associates Endoscopy Center facility charges:

Gastroenterology Associates Endoscopy Center
PO Box 13019
Olympia, WA 98508-3019

Pay Here

Online Bill Pay:
Coming Soon!