42 U.S.C. § 1320c–7

(a) State plan provision that functions of quality improvement organizations may be performed by contract with such organization A State plan approved under subchapter XIX of this chapter may provide that the functions specified in section 1320c–3 of this title may be performed in an area by contract with a quality improvement organization that has entered into a contract with the Secretary in accordance with the provisions of section 1395y(g) of this title . (b) Federal share of expenditures In the event a State enters into a contract in accordance with subsection (a), the Federal share of the expenditures made to the contracting organization for its costs in the performance of its functions under the State plan shall be 75 percent (as provided in section 1396b(a)(3)(C) of this title ).