- State
- IL
- Covered entity type
- Healthcare Provider
- Individuals affected
- 2,713
- Business associate present
- No
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- 9/23/2026
- Last seen in OCR export
- 9/23/2026
OCR description
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.
Change history
- 9/23/2026Added to OCR's archive list
Source: HHS OCR Breach Portal, U.S. Department of Health and Human Services, Office for Civil Rights about this source
Records are reproduced as published; entity names and figures are OCR's.