HHS OCR report ยท 2024
University of Wisconsin Hospitals and Clinics Authority data breach
OCR report facts
- Covered entity
- University of Wisconsin Hospitals and Clinics Authority
- Entity type
- Healthcare Provider
- State
- Wisconsin
- Individuals affected
- 85,902
- Submission date
- Mar 5, 2024
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), University of Wisconsin Hospitals and Clinics Authority, reported that an employee was the target of an email phishing scheme affecting the protected health information (PHI) of 85,902 individuals. The PHI involved included names, dates of birth, addresses, and diagnoses/conditions. The CE notified HHS, the affected individuals, and the media. In response to the breach, the CE implemented additional administrative, technical, and security safeguards and retrained st...
Text as published on the HHS OCR breach portal.
Other reports by University of Wisconsin Hospitals and Clinics Authority
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| University of Wisconsin Hospitals and Clinics Authority | WI | Healthcare Provider | 4,563 | Jun 18, 2021 | Hacking/IT Incident | Archive (closed) |
| University of Wisconsin Hospitals and Clinics Authority | WI | Healthcare Provider | 6,923 | Sep 30, 2016 | Unauthorized Access/Disclosure | Archive (closed) |
Frequently asked questions
How many people were affected by the University of Wisconsin Hospitals and Clinics Authority data breach?
The report to HHS OCR lists 85,902 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Mar 5, 2024.
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?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from University of Wisconsin Hospitals and Clinics Authority 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 University of Wisconsin Hospitals and Clinics Authority.