; and (B) in paragraph (3), by striking for a fiscal year or the period and inserting for a fiscal year or period ; and (C) in paragraph (4)(A)— (i) by striking for the period each place it appears and inserting for each period ; and (ii) by striking for a fiscal year or the period and inserting for a fiscal year or period ; (D) in paragraph (4)(B)(i), by striking the period described in paragraph (1)(A) and inserting each period described in paragraph (1)(A) ; (2) in subsection (c), by striking for the period described in subsection (a)(1)(A) and inserting for a period described in subsection (a)(1)(A) for fiscal year 2024 ; and (3) in subsection (f)(1), by striking 2023, and for the period beginning on October 1, 2023, and ending on November 17, 2023, an amount equal to the pro rata portion of the amount appropriated for the corresponding period for fiscal year 2023 and inserting 2023, for the period beginning on October 1, 2023, and ending on November 17, 2023, an amount equal to the pro rata portion of the amount appropriated for the corresponding period for fiscal year 2023, and for the period beginning on November 18, 2023, and ending on January 19, 2024, an amount equal to the pro rata portion of the amount appropriated for the corresponding period for fiscal year 2023 . D Medicare 501. Extending floor for work geographic index Section 1848(e)(1)(E) of the Social Security Act ( 42 U.S.C. 1395w–4(e)(1)(E) ) is amended by striking January 1, 2024 and inserting January 20, 2024 . 502. Revising phase-in of Medicare clinical laboratory test payment changes (a) Revised phase-in of reductions from private payor rate implementation Section 1834A(b)(3) of the Social Security Act ( 42 U.S.C. 1395m–1(b)(3) ) is amended— (1) in subparagraph (A), by striking 2026 and inserting 2027 ; and (2) in subparagraph (B)— (A) in clause (ii), by striking 2023 and inserting 2024