- State
- MO
- Covered entity type
- Healthcare Provider
- Individuals affected
- 11,187
- Business associate present
- No
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Electronic Medical Record
- First seen by InfoSec Signals
- 9/23/2026
- Last seen in OCR export
- 9/23/2026
OCR description
The covered entity (CE), Mercy Health, reported that an employee impermissibly accessed the protected health information (PHI) of 11,187 individuals. The PHI involved included names, addresses, dates of birth, diagnoses, lab results, and other treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. In response to the breach, the CE sanctioned the employee and provided affected individuals with complimentary credit monitoring services and implemented additional technical safeguards.
Change history
- 9/23/2026Added to OCR's archive list
Source: U.S. Department of Health and Human Services, Office for Civil Rights, Breach Portal. Records are reproduced as published; entity names and figures are OCR's.