HHS OCR report ยท 2023
UC San Diego Health data breach
OCR report facts
- Covered entity
- UC San Diego Health
- Entity type
- Healthcare Provider
- State
- California
- Individuals affected
- 22,971
- Submission date
- Mar 16, 2023
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
The covered entity (CE), UC San Diego Health, reported that its business associate (BA) impermissibly used analytics tools on its websites that captured and transmitted the protected health information (PHI) of 22,971 individuals to its third-party service providers without a valid business associate agreement. The PHI involved included names, dates of birth, addresses, email addresses, IP addresses, and health insurance information. The CE notified HHS, the affected individuals, the media, a...
Text as published on the HHS OCR breach portal.
Other reports by UC San Diego Health
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| UC San Diego Health | CA | Healthcare Provider | 495,949 | Jun 8, 2021 | Hacking/IT Incident | Archive (closed) |
Frequently asked questions
How many people were affected by the UC San Diego Health data breach?
The report to HHS OCR lists 22,971 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Mar 16, 2023.
What type of breach was it?
The OCR portal lists the type of breach as Unauthorized Access/Disclosure, 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 UC San Diego 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 UC San Diego Health.