42 U.S.C. § 254b–1

(a) In general A State may award grants to health care providers who treat a high percentage, as determined by such State, of medically underserved populations or other special populations in such State. (b) Source of funds A grant program established by a State under subsection (a) may not be established within a department, agency, or other entity of such State that administers the Medicaid program under title XIX of the Social Security Act ( 42 U.S.C. 1396 et seq.), and no Federal or State funds allocated to such Medicaid program, the Medicare program under title XVIII of the Social Security Act ( 42 U.S.C. 1395 et seq.), or the TRICARE program under chapter 55 of title 10 may be used to award grants or to pay administrative costs associated with a grant program established under subsection (a).