after the date of the enactment of this Act, the Comptroller General of the United States shall submit to the Committee on Energy and Commerce of the House of Representatives, the Committee on Finance of the Senate, and the Committee on Health, Education, Labor and Pensions of the Senate a report on the provision of peer support services under the Medicaid program. (b) Content of report (1) In general The report required under subsection (a) shall include the following information: (A) Information on State coverage of peer support services under Medicaid, including— (i) the mechanisms through which States may provide such coverage, including through existing statutory authority or through waivers