Cal. Welf. & Inst. Code § 5012

The fact that a person has been taken into custody under this part may not be used in the determination of that person’s eligibility for payment or reimbursement for mental health or other health care services for which he or she has applied or received under the Medi-Cal program, any health care service plan licensed under the Knox-Keene Health Care Service Plan Act of 1975 (Chapter 2.2 (commencing with Section 1340) of Division 2 of the Health and Safety Code), or any insurer providing health coverage doing business in the state.