California Code, Welfare and Institutions Code - WIC § 14495

(a) Provide benefits based on class of recipient, class of benefit, geographical area, or any other reasonable classification.

(b) Modify, to the extent permitted by federal law, the scope and duration of benefits provided by Section 14132. The extent of coverage may be limited to a fixed number of days or to amount or duration of services.

(c) Modify, to the extent permitted by federal law, Medi-Cal eligibility determination processes or criteria.

(d) Allow for the provision of Medi-Cal benefits on a prepaid basis in a given geographical area exclusively by the pilot program.

(e) Assign persons eligible for Medi-Cal benefits to a pilot program or a prepaid health plan on a pilot basis, provided such persons shall be entitled to disenroll for any cause for a period of 30 days following the effective date of enrollment and to receive a Medi-Cal card pursuant to Section 14017.