Third Party Administrator - TPA Registration
Third Party Administrators (TPA) are registered through the Washington Vaccine Association.
A Third Party Administrator Registration (TPA-Vaccines) is required for any person or entity who, on behalf of a health insurer or health care purchaser, receives or collects charges, contributions, or premiums for, or adjust or settles claims on or for, residents of Washington State or Washington health care providers and facilities.
Third party administrators (TPA) should register directly with the Washington Vaccine Association.
Washington Vaccine Association
PO Box 94002
Seattle, WA 98124-8402