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TRICARE Regional Offices

The TRICARE Regional Offices (TROs) manage and oversee an integrated health care delivery system in the three U.S. TRICARE regions. 

In most cases, you'll call your regional contractor first:

TRICARE East TRICARE West

Humana Military

1-800-444-5445

Health Net

1-844-866-9378

But, there are times when you will need to call your TRO:

TRO-East TRO-West

1-844-204-9351

1-800-558-1746

Last Updated 1/2/2018