Cal. Health & Safety Code § 121025
(c) Any disclosures authorized by subdivision (a), (b), or this subdivision shall include only the information necessary for the purpose of that disclosure and shall be made only upon the agreement that the information will be kept confidential as described in subdivision (a). Any unauthorized further disclosure shall be subject to the penalties described in subdivision (e).
(2) Notwithstanding any other law, the following disclosures are authorized for the purpose of facilitating appropriate HIV/AIDS medical care and treatment:
(e)