HHS OCR report · 2015
University of California, Los Angeles Health data breach
OCR report facts
- Covered entity
- University of California, Los Angeles Health
- Entity type
- Healthcare Provider
- State
- California
- Individuals affected
- 4,500,000
- Submission date
- Jul 17, 2015
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
A hacker accessed parts of the covered entity’s (CE) computer network that contained the clinical and demographic information of approximately 4,500,000 individuals. The CE reported the incident to the Federal Bureau of Investigation and conducted a forensic analysis of the incident. The CE provided breach notification to HHS, affected individuals, and the media, and also posted substitute notice. Following the breach, the CE implemented technical and administrative safeguards designed to ...
Text as published on the HHS OCR breach portal.
Other reports by University of California, Los Angeles Health
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| University of California, Los Angeles Health | CA | Healthcare Provider | 1,242 | Sep 1, 2015 | Theft | Archive (closed) |
Frequently asked questions
How many people were affected by the University of California, Los Angeles Health data breach?
The report to HHS OCR lists 4,500,000 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jul 17, 2015.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Network Server.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from University of California, Los Angeles Health legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or University of California, Los Angeles Health.