Cal. Welf. & Inst. Code § 14452.5

Each prepaid health plan shall provide the services of a psychologist and psychiatrist when the prepaid health plan contract requires the provision of mental health services. Mental health services shall be provided so that an enrollee may be seen initially by either a physician or a psychologist, or by psychiatric social workers under qualified supervision as otherwise allowed by law. (Added by Stats. 1977, Ch. 1036.)