The New Mexico medicaid program is administered pursuant to regulations promulgated by the federal department of health and human services under Title XIX of the Social Security Act as amended, and by state statute. See Section 27-2-12 et seq. NMSA 1978 (Repl. Pamp. 1991). Section 9-81 et seq. NMSA 1978 establishes the health care authority (HCA) as a single, unified department to administer laws and exercise functions relating to health care facility licensure and health care purchasing and regulation.
N.M. Admin. Code § 8.300.1.3