Preauthorization

Inpatient admissions and selected outpatient services require preauthorization. The plan will not pay for any hospital stays which are not medically necessary.

For pre-authorization, please call: First Choice: (800) 986-9156, Behavioral Health (BHCC): (800) 640-7682

Where to send completed Medical, Dental and Time-Loss Claim forms

LOCALS 302/612 HEALTH TRUST
P.O. Box 34684
Seattle, WA 98124-1684

Mail all other completed forms

Administration Office
P.O. Box 34203
Seattle, WA 98124-1203