- State
- MI
- Covered entity type
- Healthcare Provider
- Individuals affected
- 976
- Business associate present
- No
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- 9/23/2026
- Last seen in OCR export
- 9/23/2026
OCR description
The covered entity (CE), Mercy Health Saint Mary’s, reported that it experienced a malware attack that affected the electronic protected health information (ePHI) of 976 individuals. The ePHI involved included names, addresses, dates of birth, and Social Security numbers. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. The CE provided complimentary credit monitoring and identity protection services. In response to the breach, the CE strengthened its technical safeguards to better protect its sensitive data.
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.