- About TriWest
The main number (888) 874-9378 option #2 is the line providers should use that are trying to reach TriWest Provider Services for provider related issues. - Provider Top 5 Things to Know
- Bookmark Important Resources
- Follow Guidelines for Continuing Care On or After Jan. 1, 2025
- Determine What Requires a Referral/Authorization
- Learn How to Submit a Referral
- Submit Claims with Ease
- Become a Tricare Provider
- Join the TriWest Healthcare Alliance Network
- Subscribe to TriWest's Network Provider Emails
- Information for Providers on Health.mil
- TRICARE Provider Contracting Q&A
- TriWest TRICARE West Region Provider Handbook
Effective for Dates of Service Starting January 1, 2025 - Referral and Authorization Guidelines
- How to Submit Referrals and Authorizations Quick Reference Guide
- Avality Login
Providers may contact Availity for basic user support and questions (help with registration or have questions about your Availity account) or call Availity at 800-282-4548. - Quick Reference Guide for the TRIWEST Availity
Introduction to the Provider Portal - Referral/Authorization Decision Support (RADS) Tool