HHS OCR report ยท 2011
Mills-Peninsula Health Services data breach
OCR report facts
- Covered entity
- Mills-Peninsula Health Services
- Entity type
- Healthcare Provider
- State
- California
- Individuals affected
- 1,500
- Submission date
- Jul 29, 2011
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Paper/Films
- Business associate present
- No
- Status
- Archive (closed)
OCR description
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Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Mills-Peninsula Health Services data breach?
The report to HHS OCR lists 1,500 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jul 29, 2011.
What type of breach was it?
The OCR portal lists the type of breach as Unauthorized Access/Disclosure, with the breached information located in: Paper/Films.
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 Mills-Peninsula Health Services 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 Mills-Peninsula Health Services.