HHS OCR report ยท 2025
Wisconsin Department of Corrections data breach
OCR report facts
- Covered entity
- Wisconsin Department of Corrections
- Entity type
- Healthcare Provider
- State
- Wisconsin
- Individuals affected
- 1,723
- Submission date
- Nov 12, 2025
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Wisconsin Department of Corrections, the covered entity (CE), reported that the protected health information (PHI) of 1,723 individuals was viewable over the Internet. The PHI involved clinical and diagnostic information. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE revised its policies and procedure regarding the HIPAA Privacy and Security Rules and trained or retrained its workforce. OCR provided technical assistance regarding the HIPAA Rules.
Text as published on the HHS OCR breach portal.
Other reports by Wisconsin Department of Corrections
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| Wisconsin Department of Corrections | WI | Healthcare Provider | 1,853 | Jul 15, 2020 | Unauthorized Access/Disclosure | Archive (closed) |
| Wisconsin Department of Corrections | WI | Healthcare Provider | 1,041 | Aug 8, 2019 | Unauthorized Access/Disclosure | Archive (closed) |
Frequently asked questions
How many people were affected by the Wisconsin Department of Corrections data breach?
The report to HHS OCR lists 1,723 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Nov 12, 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: Network Server.
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 Wisconsin Department of Corrections 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 Wisconsin Department of Corrections.