BELLIN HEALTH
Disclosed Dec 19, 20232 years ago20,790 affectedConfirmed
The covered entity (CE), Bellin Health, reported that it experienced a cyberattack that compromised the protected health information (PHI) of 20,790 individuals. The PHI involved included names, addresses, dates of birth, phone numbers, Social Security numbers, health insurance information, diagnoses, and other treatment information. The CE notified HHS, the affected individuals, and the media. In its mitigation efforts, the CE provided complimentary credit monitoring services and strengthened its administrative and technical safeguards to better protect sensitive data.
What is known
| People affected | 20,790 (as reported to HHS) |
|---|---|
| Disclosed | Dec 19, 2023 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report (archive, resolved): BELLIN HEALTH (Healthcare Provider, WI)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Dec 19, 2023 | 20,790 |
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.