Labor Code 138.7(b)

Exceptions to access to individually identifiable information: (1) the administrative director or a statistical agent may use information for a workers' compensation information system, (2) the Department of Health Services may use information for an occupational health and occupational disease prevention program, (3) the Division of Workers' Compensation, the Division Occupational Safety and Health, and the Division of Labor Statistics and Research may access information to the extent necessary to perform their duties, (4) persons and entities with legitimate statistical research purposes may have access to information provided that the research does disclose individually identifying information, the person/entity guarantees the confidentiality of the information, and the data is modified in such a way that the subjects cannot be identified, (5) information may be used to identify legitimate lien claimants.

Labor Code 138.7(a)

Persons or entities that are not a party to a workers' compensation benefits claim may not obtain individually identifiable information pertaining to the claim from the Division of Workers' Compensation, except as provided.

Labor Code 138.7(c)

Individually identifiable information obtained by the Division of Workers' Compensation is privileged and not subject to subpoena in civil proceedings unless the court determines that the public interest and the purpose of this section will not be harmed by the disclosure of information. Law enforcement agencies and the district attorney's office shall have access to information and information is admissible in criminal proceedings.

Labor Code 127.6

The administrative director shall conduct a study of the medical treatment provided for industrial injuries and illnesses. In conducting the study the administrator shall keep all patient identifying information confidential.

Labor Code 129(e) (2003)

Reports shall not identify particular claims file; contents of individual claim files and auditor's working papers shall be confidential. Disclosure of claim information to the administrative director pursuant to an audit shall not waive the provisions of the Evidence Code relating to privilege.