California Code, Civil Code - CIV § 1798.99.93

(a) Research records, in a personally identifying form, developed or acquired by a person in the course of conducting research relating to anyone seeking or obtaining health care services, or relating to personal information, shall be subject to the restrictions on release set forth in this section.

(b) Research records, in a personally identifying form, developed or acquired by a person in the course of conducting research relating to anyone seeking or obtaining health care services, or relating to personal information, shall not be released in response to a subpoena or request if that subpoena or request is based on either another state's laws that interfere with a person's rights under the Reproductive Privacy Act (Article 2.5 (commencing with Section 123460) of Chapter 2 of Part 2 of Division 106 of the Health and Safety Code) or a foreign penal civil action, as defined in Section 2029.200 of the Code of Civil Procedure.

(c) Research records, in a personally identifying form, developed or acquired by a person in the course of conducting research relating to anyone seeking or obtaining health care services, or relating to personal information, shall not be released to law enforcement for either of the following purposes, unless that release is pursuant to a subpoena not otherwise prohibited by subdivision (b):