Walworth County, Wisconsin
Disclosed Jan 18, 20224 years ago1,212 affectedConfirmed
The covered entity (CE), Walworth County, Wisconsin, reported that several employees were the victims of an email phishing attack that compromised the protected health information (PHI) of 1,212 individuals. The PHI involved included names, dates of birth, addresses and diagnoses. The CE notified HHS and the affected individuals. In its mitigation efforts, the CE implemented additional administrative, technical, and security safeguards to better protect its PHI. Staff were retrained on email security. OCR provided technical assistance to the CE regarding the HIPAA Rules.
What is known
| People affected | 1,212 (as reported to HHS) |
|---|---|
| Disclosed | Jan 18, 2022 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report (archive, resolved): Walworth County, Wisconsin (Healthcare Provider, WI)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Jan 18, 2022 | 1,212 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.