As used in this article:
(a) “Medically underserved area” means a county, standard metropolitan statistical area, or other area within the state in which the director determines that Medi-Cal recipients do not have access to an adequate number of physicians.
(b) “Primary care services” means those general medical services, as determined by the director, which are not performed on an emergency, referral, or consulting basis.
(c) “Maternity care services” are prenatal, postnatal, perinatal, and neonatal services.