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TRICARE West Region Contract Transition: Frequently Asked Questions

New TRICARE contracts started on Jan. 1, 2025. With this, the West Region contractor changed from Health Net Federal Services, LLC (HNFS) to TriWest Healthcare Alliance (TriWest). HNFS is honored to have provided exceptional service under our West Region contract, and we will continue to do so throughout the transition period.

Find additional information and FAQs on TRICARE's website at www.tricare.mil/changes

Learn more about how HNFS will support your during the contract transition. Full article >>

Who to Contact

Not sure whether you should contact Health Net Federal Services or TriWest?


We also offer these printable contact reference guides to help you undertand which regional contractor to contact during the TRICARE contract transition period.

TRICARE Plan Enrollment

Question Answer
Will beneficiaries have to re-enroll for their benefits? No. TRICARE beneficiaries who are currently eligible for and enrolled in a TRICARE plan should experience no interruption in TRICARE coverage.

DHA encourages beneficiaries to check DEERS to confirm all their information is current.

Provider Network

Question Answer
Will West Region beneficiaries be able to stay with their current providers? You can check TriWest's provider directory at www.tricare.mil/west. Providers who have an established patient/provider relationship may choose to individually notify beneficiaries about their network status.
How can providers stay within the West Region network? Providers will need to contact TriWest about joining TriWest’s West Region network.
Will my network contract with HNFS automatically transfer to TriWest? No. Providers will need to contact TriWest about joining TriWest’s West Region network.
How long will HNFS accept demographic updates? Visit our FAQ page for more information.

Continuity of Care

Question Answer
How will this impact care that’s already scheduled for my TRICARE patients? TriWest will accept unexpired referrals and pre-authorizations from HNFS through their expiration date or June 30, 2025, whichever comes first. (Autism Care Demonstration referrals/pre-authorizations will be valid through the date issued by HNFS.)
When will we be able to verify which doctors will be in TriWest's West Region network? You can access TriWest's provider directory at www.tricare.mil/west
Will beneficiaries pay higher costs to remain with their current doctors? Beneficiary out-of-pocket costs will depend on the TRICARE plan they are enrolled in and whether their provider chooses to remain a TRICARE provider as a network, non-network/participating, or non-network/non-participating provider.

Referrals/Authorizations

Question Answer
When will HNFS stop accepting referral and pre-authorization requests? As of Jan. 1, 2025, HNFS is no longer accepting referral and pre-authorization requests. We have transfered any unprocessed requests as of Jan. 1, 2025 to TriWest, as appropriate, for processing.
How do I check the status of my request?

Beginning Jan. 1, 2025, you will need to contact TriWest. 

Note: HNFS’ Check Authorization Status tool will remain on www.tricare-west.com through Jan. 31, 2025.

Will TriWest honor approvals issued by HNFS? TriWest will accept unexpired referrals and pre-authorizations from HNFS through their expiration date or June 30, 2025, whichever comes first. (Autism Care Demonstration referrals/pre-authorizations will be valid through the date issued by HNFS.)

Claims

Question Answer
When will HNFS stop accepting claims? If the date of service is prior to Jan. 1, 2025, we can accept the claim through April 30, 2025. 
How do I check claims status if I submitted the claim to HNFS? If HNFS processed the claim, you'll be able to use our self-service check status tool through June 30, 2025. You can also call us to check claim status through March 30, 2025. 

Last updated: Jan. 1, 2025