HHS OCR report · 2022
Rock County Human Services Department data breach
OCR report facts
- Covered entity
- Rock County Human Services Department
- Entity type
- Healthcare Provider
- State
- Wisconsin
- Individuals affected
- 25,610
- Submission date
- Aug 12, 2022
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Rock County Human Services Department, the covered entity (CE), reported that multiple employees were victims of an email phishing scheme that compromised the protected health information (PHI) of 25,610 individuals. The PHI involved included names, addresses, dates of birth, drivers’ license and Social Security numbers, claims and financial information, diagnoses, lab results, medications, and other treatment information. Rock County Human Services Department notified HHS, the affected indi...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Rock County Human Services Department data breach?
The report to HHS OCR lists 25,610 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Aug 12, 2022.
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 Rock County Human Services Department 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 Rock County Human Services Department.