section 1927(b)(3) with respect to each of the quarters in the applicable year and calculate an annual average manufacturer price for such applicable year as the average of such average manufacturer prices for each such quarter, weighted by units of such drug sold or dispensed with respect to such applicable year. . III Part D Improvements and Maximum Out-of-Pocket Cap for Medicare Beneficiaries 301. Medicare part D benefit redesign (a) Benefit structure redesign Section 1860D–2(b) of the Social Security Act ( 42 U.S.C. 1395w–102(b) ) is amended— (1) in paragraph (2)— (A) in subparagraph (A), in the matter preceding clause (i), by inserting for a year preceding 2022 and for costs above the annual deductible specified in paragraph (1) and up to the annual out-of-pocket threshold specified in paragraph (4)(B) for 2022 and each subsequent year after paragraph (3)