benefits program under section 1074g of title 10, United States Code, as a coverage option for applicable eligible individuals enrolled in a Medicare Advantage plan participating in the demonstration program as a service provided by the Department of Defense. (c) Enrollment of applicable eligible individuals Unless an applicable eligible individual opts out, all applicable eligible individuals located in an area participating in the demonstration program shall be enrolled in a Medicare Advantage plan selected under subsection (b)(1). (d) Costs of program The Secretary and the Secretary of Health and Human Services shall jointly determine the appropriate distribution of costs and potential savings to the Department of Defense and the Department of Health and Human Services that result from the demonstration program. (e) Reports (1) Report on implementation of program (A) In general Not later than one year after the date of the enactment of this Act, the Secretary shall submit to the Committees on Armed Services of the Senate and the House of Representatives a report on the implementation by the Secretary of the demonstration program under this section. (B) Elements The report required by subparagraph (A) shall include the following: (i) A description of each Medicare Advantage plan participating in the demonstration program, disaggregated by market area of the TRICARE program (as determined by the Secretary). (ii) A description of covered benefits, premium rates, and copayments or cost sharing, if any, for each Medicare Advantage plan participating in the demonstration program in each such area. (iii) The number of applicable eligible individuals eligible to enroll and the number of applicable eligible individuals projected to enroll in each Medicare Advantage plan participating in the demonstration program in each such area. (iv) An assessment of projected average annual out-of-pocket costs, if any, for applicable eligible individuals enrolled in each Medicare Advantage plan participating in the demonstration