Grant Regional Health Center
Disclosed May 23, 20233 years ago4,135 affectedConfirmed
The covered entity (CE), Grant Regional Health Center, reported that an employee was the subject of an email phishing scheme that affected the protected health information (PHI) of 4,135 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, financial information, diagnoses, and other treatment information. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services and implemented additional administrative, technical, and security safeguards. Staff were retrained on email security.
What is known
| People affected | 4,135 (as reported to HHS) |
|---|---|
| Disclosed | May 23, 2023 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report (archive, resolved): Grant Regional Health Center (Healthcare Provider, WI)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | May 23, 2023 | 4,135 |
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.