Cook County Health
Disclosed Jan 24, 20202,713 affectedConfirmed
Cook County Health (CCH), the covered entity (CE), reported that the protected health information (PHI) of 2,713 individuals was impermissibly sent to its mailing vendor. The PHI involved included names, addresses, and email addresses. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE revised its policies and procedures and trained its staff on privacy protections. OCR obtained assurances that CCH implemented the corrective actions noted.
What is known
| People affected | 2,713 (as reported to HHS) |
|---|---|
| Disclosed | Jan 24, 2020 |
| Attack | Insider |
| Data exposed | NamesHealth |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
Notices filed
Other breaches at Cook County Health
History of this record
First recordedby backfillSource
First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.