Our Services

At Three Rivers Hospital, we offer a full selection of services for the community.

Online Payments

Now you can make your payments online with our secure account payment portal.


Working at Three Rivers Hospital is more than a job, it’s being part of a team.

Se Habla Español

Claro que hablamos español para nuestros miembros de la comunidad de habla española.

Public & Not for Profit
Three Rivers Hospital is a public, not-for-profit, critical access health care center serving a district bridging Okanogan and Douglas Counties, from Mazama to Monse to Mansfield. We are located in Brewster,Washington at the confluence of the Columbia, Okanogan, and Methow rivers.

Over 65 Years of Tradition
Continuing a 68-year tradition, our vision is to be a trusted community partner, providing excellence in healthcare. Our dedicated, professional healthcare team strive to create the ideal patient experience by providing compassionate, safe and respectful patient care.

Our History
Health care has changed over the years and we have a long and enduring history caring for our communities. Visit our History page to learn more about how we have been serving our hospital district since 1949 and how we support, promote and improve quality of life and overall health.

Our Mission
To lead the innovation of safe and respectful patient care with a compassionate culture supported by our dedicated, professional health care team.


If you need some help paying your hospital bill there are options available. Please speak with our Financial Counselor to see if you qualify for assistance.

Financial Counselor
509.689.2517  Ext. 3365


Si usted necesita ayuda para pagar su cuenta del hospital. Favor de hablar con nuestra Asesora Financiera para ver si es elegible para ayuda.

Asesora Financiera
509.689.2517  Ext. 3365

Washington State Hospital Pricing Information

Comment, concern, or complaint?  Fill in our online form.

4 hours ago

Three Rivers Hospital

We Have N95 Masks Available in our Lobby!
The air around our hospital district continues to be unhealthy to hazardous due to all the fires across the region and thanks to Okanogan County Public Health we now have N95 masks available to help filter the smoke. You are welcome to come by and pick them up most any time.

Please be safe and take steps to protect your lungs.

View on Facebook

4 hours ago

Three Rivers Hospital

On August 9th we had our quarterly all-staff meeting. It was a fun and informative meeting complete with pizza, including a special vegetarian pizza made by our employee health nurse Carla Glessner-Boyd.

CEO James Scott Graham and HR Director Anita Dyer Fisk recognized the following staff for their years of service at TRH:
Cheris Lamberton - 10 years
Rosemarie Poole - 15 years
Signe Hagerup - 15 years

Amazing! Thank you all for your dedication to our community.

View on Facebook