- State
- CA
- Covered entity type
- Healthcare Provider
- Individuals affected
- 5,129
- Business associate present
- No
- Type of breach
- Hacking/IT Incident
- Location of breached information
- First seen by InfoSec Signals
- 9/23/2026
- Last seen in OCR export
- 9/23/2026
OCR description
The covered entity (CE), Los Angeles County Department of Mental Health, reported that an employee was the victim of an email phishing attack affecting the protected health information (PHI) of 5,129 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, diagnoses, and other treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. In response to the breach, the CE implemented additional administrative and technical safeguards, and provided complimentary credit monitoring services to affected individuals. OCR provided technical assistance regarding the HIPAA Rules.
Change history
- 9/23/2026Added to OCR's archive list
Source: U.S. Department of Health and Human Services, Office for Civil Rights, Breach Portal. Records are reproduced as published; entity names and figures are OCR's.