California Code, Welfare and Institutions Code - WIC § 14017.8

Each person eligible under Section 14005.1 and each person eligible under Section 14005.4 or 14005.7 who is certified eligible shall be provided, by the department, with a Medi-Cal card certifying his or her status, identification number, expiration date and his or her entitlements, insofar as these do not require specific prior authorization.  The department shall determine the form of the Medi-Cal card.  The cards shall be for a term as determined by the department and, unless canceled for cause, shall entitle individuals to care and service as indicated.  Cause for cancellation shall exist when the person dies, loses state residence, is found to be ineligible, or has been issued a new Medi-Cal card.