TMBHO Contact Information

Thurston-Mason Behavioral Health Organization has moved!

Please send all mail correspondence to: 

612 Woodland Square Loop SE, Suite 401
Lacey, WA 98503

Customer Service:

If you are having difficulties understanding your benefits, have questions about your benefits, or questions regarding your services or how to access services, please contact us.

Phone: 360-763-5828 or 800-658-4105
Fax: 360-489-1435
TTY: 7-1-1 or 1-800-833-6388

TMBHO Ombuds:

Phone: 360-763-5793
Fax: 360-584-9745
TTY: 7-1-1 or 1-800-833-6388

Compliance Hotline:

Phone: 1-800-867-7130
All calls are confidential unless you choose to identify yourself.

Public Records Request:

Please submit requests to: