; and (ii) address specific challenges raised by stakeholders involved in coverage under the Medicaid program of nonemergency transportation to medically necessary services, including unique considerations for specific groups of Medicaid beneficiaries meriting particular attention, such as American Indians and tribal land issues or accommodations for individuals with disabilities. (C) Stakeholders Stakeholders described in subparagraph (A) shall include individuals from State Medicaid programs, brokers for nonemergency transportation to medically necessary services that meet the criteria described in section 1902(a)(70)(B) of the Social Security Act ( 42 U.S.C. 1396a(a)(70)(B) ), providers (including transportation network companies), Medicaid patient advocates, and such other individuals specified by the Secretary. (3) Guidance review Not later than 18 months after the date of the enactment of this Act, the Secretary of Health and Human Services, through the Centers for Medicare & Medicaid Services, shall assess guidance issued to States by the Centers for Medicare & Medicaid Services relating to Federal requirements for nonemergency transportation to medically necessary services under the Medicaid program under title XIX of the Social Security Act and update such guidance as necessary to ensure States have appropriate and current guidance in designing and administering coverage under the Medicaid program of nonemergency transportation to medically necessary services. (4) NEMT transportation provider and driver requirements (A) State plan requirement Section 1902(a) of the Social Security Act ( 42 U.S.C. 1396a(a) ) is amended— (i) by striking and at the end of paragraph (85); (ii) by striking the period at the end of paragraph (86) and inserting ; and