Info regarding Olympia locations
January 2, 2020
Gastroenterology Associates is no longer a division of WashingtonGastroenterology. If you have a billing question for a service date of 1-1-2018through 12-31-2019, please contact Washington Gastroenterology Billing CustomerService at 1-800-734-6855. For any service date before 1-1-2018 or after12-31-2019, or if you’re unsure who to contact, call Gastroenterology Associatesat 360-413-8250.