42 C.F.R. § 419.90 – Basis and scope of subpart.

(a) Basis. This subpart implements sections 1861(kkk) and 1834(x) of the Act, which establish the rural emergency hospital Medicare provider type and the payment requirements applying to such entities.
(b) Scope. This subpart describes the methodologies used to determine payment for REH services and the monthly facility payment amount paid to REHs.