; and ; and (2) by adding at the end the following new subsection: (ff) Nonemergency transportation to medically necessary services (1) Limitation on Federal financial participation Notwithstanding any other provision of this title, to be eligible for federal financial participation under this title for expenses incurred as medical assistance or as an administrative expense for nonemergency transportation to medically necessary services described in subsection (a)(30), the State Medicaid agency of such State must have in place a prior authorization or utilization management requirement for such services. (2) Prior authorization defined For purposes of paragraph (1), the term prior authorization means a process through which a request for provisional affirmation of coverage is submitted for review before the service involved is furnished and before a claim is submitted for payment for such service. . (c) Effective date The amendments made by this section shall take effect on the date of the enactment of this Act and shall apply to transportation on or after such date.