Providers registered at www.tricare-west.com can access all the tools on our secure portal: submit claims and referrals and check status, verify patient eligibility, view provider remits, and more. Register today to get started. PROVIDER REGISTRATION. For support with login issues please call 1-800-440-3114. Support hours are Monday - Friday 6 ...Log in Or Register‧Authorizations‧I Forgot My Username‧I Forgot Or Lost My Password.