US HB6400

Beginning October 1, 2026, TRICARE beneficiaries may choose to receive non-generic prescription maintenance medications through any available means, including retail pharmacies, ending the prior mandate that began October 1, 2015

Retail pharmacies must be reimbursed at least the actual acquisition cost (or the national average drug acquisition cost) plus a professional dispensing fee equal to their state's Medicaid dispensing fee

Pharmacy benefit managers administering TRICARE are prohibited from imposing point-of-sale fees, retroactive fees, or other indirect or hidden fees on retail pharmacies

The Comptroller General must conduct annual audits of reimbursement rates, price concessions, and pharmacy network adequacy including geographic accessibility and continuity of care, with results reported to the Armed Services Committees

The Secretary of Defense must submit an implementation plan to congressional defense committees within 90 days of enactment