HHS OCR report ยท 2026
Middlesex Sheriff's Office data breach
Middlesex Sheriff's Office, a healthcare provider in Massachusetts, reported a breach affecting 19,080 individuals to HHS OCR on Jan 20, 2026.
OCR report facts
- Covered entity
- Middlesex Sheriff's Office
- Entity type
- Healthcare Provider
- State
- Massachusetts
- Individuals affected
- 19,080
- Submission date
- Jan 20, 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 Middlesex Sheriff's Office data breach?
The report to HHS OCR lists 19,080 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jan 20, 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 Middlesex Sheriff's Office 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 Middlesex Sheriff's Office.