HHS OCR report ยท 2026
Cornerstone Behavioral Healthcare data breach
Cornerstone Behavioral Healthcare, a healthcare provider in Maine, reported a breach affecting 14,830 individuals to HHS OCR on Jul 27, 2026.
OCR report facts
- Covered entity
- Cornerstone Behavioral Healthcare
- Entity type
- Healthcare Provider
- State
- Maine
- Individuals affected
- 14,830
- Submission date
- Jul 27, 2026
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Under investigation
Frequently asked questions
How many people were affected by the Cornerstone Behavioral Healthcare data breach?
The report to HHS OCR lists 14,830 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jul 27, 2026.
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?
Yes. The OCR portal lists this report as under investigation.
Is a breach notice letter from Cornerstone Behavioral Healthcare 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 Cornerstone Behavioral Healthcare.