HHS OCR report ยท 2025
Keystone Alliance, Inc. data breach
Keystone Alliance, Inc., a business associate in Illinois, reported a breach affecting 1,021 individuals to HHS OCR on Nov 26, 2025.
OCR report facts
- Covered entity
- Keystone Alliance, Inc.
- Entity type
- Business Associate
- State
- Illinois
- Individuals affected
- 1,021
- Submission date
- Nov 26, 2025
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Business associate present
- Yes
- Status
- Under investigation
Frequently asked questions
How many people were affected by the Keystone Alliance, Inc. data breach?
The report to HHS OCR lists 1,021 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Nov 26, 2025.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, 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 Keystone Alliance, Inc. 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 Keystone Alliance, Inc..