(1) Subject to paragraph (2), the Secretary of Defense may reimburse health care providers under the TRICARE program at rates higher than the reimbursement rates otherwise authorized for the providers under that program if the Secretary determines that application of the higher rates is necessary in order to ensure the availability of an adequate number of qualified health care providers under that program.

(2) The amount of reimbursement provided under paragraph (1) with respect to a health care service may not exceed the lesser of the following:

(1) A medical treatment facility of the uniformed services under the TRICARE program has the same right as the United States under section 1095 of this title to collect from a third-party payer the reasonable charges for health care services described in paragraph (2) that are incurred by the facility on behalf of a covered beneficiary under that program.

(2) The Secretary of Defense shall prescribe regulations for the administration of this subsection. The regulations shall set forth the method to be used for the computation of the reasonable charges for inpatient, outpatient, and other health care services. The method of computation may be