California Code, Welfare and Institutions Code - WIC § 12304.2

(a) A recipient who receives services under this article through either a contract or managed care provider may, subject to program requirements, select any qualified person to provide care under this article.

(b) For purposes of this section, “qualified person” means any employee of the contract or managed care provider through which the recipient may receive services under this article who is available and eligible to provide the services.