HHS OCR report ยท 2025
AltaMed Health Services Corporation data breach
AltaMed Health Services Corporation, a healthcare provider in California, reported a breach affecting 4,530 individuals to HHS OCR on Jun 13, 2025.
OCR report facts
- Covered entity
- AltaMed Health Services Corporation
- Entity type
- Healthcare Provider
- State
- California
- Individuals affected
- 4,530
- Submission date
- Jun 13, 2025
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Business associate present
- No
- Status
- Under investigation
Other reports by AltaMed Health Services Corporation
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| AltaMed Health Services Corporation | CA | Healthcare Provider | 501 | Feb 26, 2026 | Hacking/IT Incident | Under investigation |
| AltaMed Health Services Corporation | CA | Healthcare Provider | 5,500 | Apr 18, 2019 | Hacking/IT Incident | Archive (closed) |
| AltaMed Health Services Corporation | CA | Healthcare Provider | 6,000 | Feb 15, 2019 | Hacking/IT Incident | Archive (closed) |
| AltaMed Health Services Corporation | CA | Healthcare Provider | 3,206 | Aug 29, 2014 | Theft | Archive (closed) |
Frequently asked questions
How many people were affected by the AltaMed Health Services Corporation data breach?
The report to HHS OCR lists 4,530 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jun 13, 2025.
What type of breach was it?
The OCR portal lists the type of breach as Unauthorized Access/Disclosure, with the breached information located in: Email.
Is the investigation still open?
Yes. The OCR portal lists this report as under investigation.
Is a breach notice letter from AltaMed Health Services Corporation 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 AltaMed Health Services Corporation.