HHS OCR report ยท 2024
Palomar Health Medical Group data breach
Palomar Health Medical Group, a healthcare provider in California, reported a breach affecting 1,140,221 individuals to HHS OCR on Jul 3, 2024.
OCR report facts
- Covered entity
- Palomar Health Medical Group
- Entity type
- Healthcare Provider
- State
- California
- Individuals affected
- 1,140,221
- Submission date
- Jul 3, 2024
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
Other reports by Palomar Health Medical Group
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| Palomar Health Medical Group | CA | Healthcare Provider | 501 | May 8, 2026 | Hacking/IT Incident | Under investigation |
Frequently asked questions
How many people were affected by the Palomar Health Medical Group data breach?
The report to HHS OCR lists 1,140,221 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jul 3, 2024.
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 Palomar Health Medical Group 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 Palomar Health Medical Group.