; deeming certain payments overpayments Section 1834(l) of the Social Security Act ( 42 U.S.C. 1395m(l) ) is amended by adding at the end the following new paragraph: (17) Requirement to submit cost report and authority to suspend payments and deem certain payments overpayments for ground ambulance services (A) In general With respect to ground ambulance services furnished by a supplier of such services during cost reporting periods (as defined in subparagraph (I)) beginning on or after January 1, 2020, such supplier shall make reports to the Secretary of information described in section 1121(a) in accordance with the uniform reporting system established under such section for such suppliers and, as may be required by the Secretary, of any of the information described in subparagraph (B). (B) Additional information The Secretary may, with respect to a supplier of ground ambulance services, require the following information (to be reported to the extent practicable under the uniform reporting system established under section 1121(a) for such suppliers): (i) Whether the supplier is part of an emergency services department, a governmental organization, or another type of entity (as described by the Secretary). (ii) The number of hours in a week during which the supplier is available for furnishing ground ambulance services. (iii) The average number of volunteer hours a week used by the supplier. (C) Suspension of payment Subject to subparagraph (E), in the case that the Secretary determines that a supplier of ground ambulance services has not made to the Secretary a timely report described in subparagraph (A) with respect to a cost reporting period beginning on or after January 1, 2020, and before January 1, 2022, the Secretary may suspend payments made under this subsection, in whole or in part, to such supplier until the Secretary finds that such supplier has made such a report. (D) Deeming certain payments overpayments Subject to subparagraphs (E) and (F), in the case that the Secretary determines that a supplier