1983—Subsec. (a)(1)(B). Pub. L. 98–21 inserted “or on the bases described in section 1395ww of this title”.

1982—Subsec. (b). Pub. L. 97–248, § 109(a)(2), added subsec. (b).

Amendment by Pub. L. 98–21 applicable to items and services furnished by or under arrangement with a hospital beginning with its first cost reporting period that begins on or after Oct. 1, 1983, any change in a hospital’s cost reporting period made after November 1982 to be recognized for such purposes only if the Secretary finds good cause therefor, see section 604(a)(1) of Pub. L. 98–21, set out as a note under section 1395ww of this title.

Section 109(c)(1), (2) of Pub. L. 97–248 provided that:

“(1) The amendments made by this section [amending this section and section 1395x of this title] shall become effective on the date of the enactment of this Act [Sept. 3, 1982], except that section 1887(b)(1) of the Social Security Act [subsec. (b)(1) of this section] shall not apply before October 1, 1982, to services furnished by a physician and described in section 1887(a)(1)(B) of such Act [subsec. (a)(1)(B) of this section].

“(2) In the case of a contract with a provider of services entered into prior to the date of the enactment of this Act [Sept. 3, 1982], the amendment made by subsection (a) [amending this section] shall apply to payments under such contract (A) 30 days after the first date (after such date of enactment) the provider of services may unilaterally terminate the contract, or (B) one year after the date of the enactment of this Act, whichever is earlier.”

Section 108 (b), formerly § 108(c), of Pub. L. 97–248, as redesignated by Pub. L. 97–448, title III, § 309(a)(3), Jan. 12, 1983, 96 Stat. 2408, provided that: “The Secretary of Health and Human Services shall first promulgate regulations to carry out section 1887(a) of the Social Security Act [subsec. (a) of this section] not later than October 1, 1982. Such regulations shall become effective on October 1, 1982, and shall be effective with respect to cost reporting periods ending after September 30, 1982, but in the case of any cost reporting period beginning before October 1, 1982, any reduction in payments under title XVIII of the Social Security Act [this subchapter] to a hospital or skilled nursing facility resulting from such regulations shall be imposed only in proportion to the part of the period which occurs after September 30, 1982.”