TRICARE (Humana Military East / TriWest West)

Prior authorization

Locate authorization teams and submission faxes. Medical, pharmacy and delegated reviews can follow different routes.

fax prior auth

East Region (Humana Military) — Referral and authorization request fax (medical)

Official page read
Phone

No phone listed for this route

Fax

877-548-1547

Referral/authorization requests when the provider self-service portal cannot be used

Published hours

Not published in this record

Product, plan and location

tricare
National contact — confirm product and location

Mailing address

Not researched for this route

TRICARE East Region. The handbook says to submit referrals and authorizations through the provider self-service portal and to fax only if electronic submission is not feasible. Not for mental health requests (separate fax) and not for appeals.

View source ↗ · Source checked 2026-10-25

Report an update

fax prior auth

East Region (Humana Military) — Mental health referral and authorization fax

Official page read
Phone

No phone listed for this route

Fax

877-378-2316

Published hours

Not published in this record

Product, plan and location

tricare
National contact — confirm product and location

Mailing address

Not researched for this route

TRICARE East Region. Mental health referral/authorization requests and mental health continued-stay paperwork when electronic submission is not feasible. Handbook also says to fax this line within one business day for certain mental health notifications; read the handbook section before faxing.

View source ↗ · Source checked 2026-10-25

Report an update

fax prior auth

West Region (TriWest) — Referral/authorization request fax (paper form)

Official page read
Phone

No phone listed for this route

Fax

866-852-1893

Published hours

Not published in this record

Product, plan and location

tricare
National contact — confirm product and location

Mailing address

Not researched for this route

TRICARE West Region. The form says to use the Availity referral management system first and resubmit prior faxes online; fax is limited use. Return the completed form to this fax.

View source ↗ · Source checked 2026-10-25

Report an update

fax prior auth

West Region (TriWest) — Newborn and NICU face sheet fax

Official page read
Phone

No phone listed for this route

Fax

866-852-1885

Published hours

Not published in this record

Product, plan and location

tricare
National contact — confirm product and location

Mailing address

Not researched for this route

TRICARE West Region. Per the forms page, for newborn and NICU patients fax the face sheet to this number.

View source ↗ · Source checked 2026-10-25

Report an update

prior authorization

West Region (TriWest) — Cancer clinical trials authorization requests (PGBA)

Official page read
Phone855-722-5837Fax

877-989-0025

Published hours

Not published in this record

Product, plan and location

tricare
National contact — confirm product and location

Mailing address
PGBA, LLC TRICARE T5 West Cancer Clinical Trials P.O. Box 202166 Florence, SC 29502-2166

Cancer clinical trial request documentation

TRICARE West Region. Only for Phase I-III cancer clinical trial authorization requests with the listed documentation.

View source ↗ · Source checked 2026-10-25

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

Help the next office

How did your call go?

Share a structured call experience or flag a contact correction. Submissions are reviewed before publication. Patient details, recordings and documents do not belong here.

Share a call experience

Share a call experience

Suggest a contact correction

Suggest a correction

Call preparation · editorial guide

Make the call count.

Locate authorization teams and submission faxes. Medical, pharmacy and delegated reviews can follow different routes.

Have ready in your secure workspace

  • Ordering and rendering provider details
  • Service codes, requested dates and units
  • Existing authorization or submission reference

Questions to resolve

  • Is this the correct reviewer for this service and product?
  • Which documents are missing, and where should they be sent?
  • What is the case number and next status-check date?

This is a general administrative checklist, not payer policy or advice about a particular patient. Confirm the current plan instructions.

For healthcare offices

Found the contact. Still need to make the call?

Explore how DialClerk organizes the brief, hold time and staff handoff for your next administrative call.

For the people making the calls

Put payer follow-up
on your office’s worklist.

Explore DialClerk for queued calls, hold handling, staff handoffs and a record of the next step. Tell us how your team works.

A request does not create an account or start a call. Use business contact information only. No patient information.

See how it could work for your practice