TRICARE West Region

Summary

TRICARE West Region is a government program, administered by TriWest Healthcare Alliance, offering dental, medical, and vision coverage operating in 19 states. Claims route under payer ID 99726, with 8 alternate IDs in use across clearinghouses. Provider enrollment typically takes 60-90 days, with applications through TriWest Provider Portal, and CAQH is used for credentialing data. Through clearinghouses it supports eligibility checks, claim status inquiries, professional claims, institutional claims, and electronic remittance (ERA); ERA enrollment is required and takes a few days.

At a glance

Payer ID

99726Also seen as 10189, 6286, SCWI0, TRICAR, TRICW, TRICWMA and 2 more

Also known as

TriWest Region 4 CCN, Tricare West, Triwest Tricare

Uses CAQH

YesApplication route: CAQH application only

Service area

Western US (19 states)

Clearinghouse transaction setup

Which EDI transactions this payer supports, and how long clearinghouse enrollment typically takes when it is required.

Common questions

What is the payer ID for TRICARE West Region?

The payer ID for TRICARE West Region is 99726. Alternate IDs seen across clearinghouses include 10189, 6286, SCWI0, TRICAR.

How long does TRICARE West Region provider enrollment take?

TRICARE West Region provider enrollment typically takes 60-90 days from application to effective date. Timelines vary by state, plan, and how complete the application is.

Does TRICARE West Region require CAQH?

Yes. TRICARE West Region uses CAQH for credentialing data, so keep the provider's CAQH profile current and attested before applying.

What is the provider services phone number for TRICARE West Region?

TriWest (TRICARE West): 888-874-9378.

Does TRICARE West Region require ERA enrollment?

Yes. TRICARE West Region requires a separate ERA (835) enrollment before electronic remittances flow, and setup typically takes a few days.