CA Lab Code Section 4616.5

(a)

For purposes of this article, “employer” means a self-insured employer, joint powers authority, or the state.

(b)

For purposes of this article, “entity that provides physician network services” means a medical network licensed by the Department of Insurance or Department of Managed Health Care, or a third-party claims adjusting organization licensed by the Department of Insurance or certified by the Office of Self Insurance Plans, or a legal entity that offers medical management and physician network services within California.