1. Short title This Act may be cited as the Supporting Premature Infant Nutrition Act of 2024 . 2. Requiring no-cost coverage of human milk fortifier (a) Coverage under Medicaid (1) Mandatory coverage (A) In general Section 1902(a)(10)(A) of the Social Security Act ( 42 U.S.C. 1396a(a)(10)(A) ) is amended by striking and (30) and inserting (30), and (31) . (B) Medically needy Section 1902(a)(10)(C)(iv) of the Social Security Act ( 42 U.S.C. 1396a(a)(10)(C)(iv) ) is amended by striking and (17) and inserting (17), and (31) . (C) Alternative benefit plans Section 1937(b) of the Social Security Act ( 42 U.S.C. 1396u–7(b) ) is amended by adding at the end the following new paragraph: (9) Human milk fortifier Notwithstanding the previous provisions of this section, a State may not provide for medical assistance through enrollment of an individual with benchmark coverage or benchmark-equivalent coverage under this section unless, beginning on January 1, 2025, such coverage includes (and does not impose any deduction, cost sharing, or similar charge for) human milk fortifier described in section 1905(a)(31). . (2) Inclusion as medical assistance Section 1905 of the Social Security Act ( 42 U.S.C. 1396d ) is amended— (A) in subsection (a)— (i) in paragraph (30), by striking and at the end; (ii) by redesignating paragraph (31) as paragraph (32); and (iii) by inserting after paragraph (30) the following new paragraph: (31) beginning January 1, 2025, human milk fortifier (as described in subsection (jj)); and ; and (B) by adding at the end the following new subsection: (jj) Human milk fortifier (1) In general For purposes of subsection (a)(31), the term human milk fortifier means a donor human milk-derived product that is furnished to an infant under 1 year of age if a specified professional determines that such donor human milk-derived product is medically necessary for the infant because— (A) the infant’s gestational age at birth was 34 weeks or less; (B) the infant— (i) had a birth weight of less than 1800 grams