Contact us

Program integrity
Phone: 360-725-1750
Fax: 360-586-0212

Physical address:
Cherry Street Plaza
626 8th Avenue SE
Olympia, WA 98501

Mailing address:
PO Box 45503
Olympia, WA 98504-5503

Where do I mail payment? 

After receiving a final audit notification or notice of improper payment, please follow the instructions listed in your notice for remitting payment.