Contact
By Mail
PO Box 1447
Chehalis, WA 98532
By Phone or Fax
Office: (360) 795-5955 | (800) 392-6298
Fax: (360) 740-8099 | (844) 310-1906
Monday - Friday: 8 am - 5 pm
Mental Health and Substance Use Services
For mental health and substance use services, please contact our direct services arm:
Community Integrated Health Services, LLC
CIHS Main Line: 360.261.6930 | 855.303.4834
CIHS Fax: 360.748.4480 | 844.554.3370
Change Address
For clients receiving Medicaid wanting to change their address, please contact:
Washington State Health Care Authority (HCA)
844.461.4436 | https://www.hca.wa.gov
Medical Records Requests
For medical records requests prior to December 31, 2019, please contact:
Washington State Health Care Authority (HCA)
Dianne Baum, Analytics Supervisor, Medicaid Program Operations and Integrity
360.725.0470 | dianne.baum@hca.wa.gov
For medical records requests from CIHS after January 1, 2020, please fax:
Community Integrated Health Services, LLC
CIHS Fax: 360.748.4480 | 844.554.3370
Public Records Request
In accordance with RCW 42.56.580, the appointed Public Records Officer for Great Rivers Behavioral Health is the Clerk of the Board.
The Clerk of the Board can be contacted by calling (360) 795-5942.
You may additionally request a copy of a report by calling (360) 795-5955, or by writing to:
Great Rivers Behavioral Health
Public Records Officer
PO Box 1447
Chehalis, WA 98532