1. Short title This Act may be cited as the TRICARE Payment And Reimbursement Study Act or the TRICARE PAR Study Act . 2. Study on reimbursement rates for mental health care providers under TRICARE Prime and TRICARE Select in the East and West regions of the TRICARE program (a) Study The Secretary of Defense shall conduct a study assessing the impact of using established rates to reimburse covered mental health care providers on the availability of such providers. (b) Elements The study under subsection (a) shall include the following: (1) An evaluation of— (A) whether there are enough covered mental health care providers to adequately serve the beneficiaries under TRICARE Prime and the beneficiaries under TRICARE Select of each locality in the East and West regions of the TRICARE program, including in rural communities in such regions; and (B) whether the requirements under sections 1079(h)(1) and 1097b of title 10, United States Code, to use established rates to reimburse covered mental health care providers limits the number of covered health care providers serving each locality in the East and West regions of the TRICARE program, including in rural communities in such regions. (2) An assessment of the impact of using established rates to reimburse covered mental health care providers on— (A) the ability of beneficiaries under TRICARE Prime and beneficiaries under TRICARE Select to access appropriate and timely mental health care in accordance with section 199.17 of title 32, Code of Federal Regulations