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Munson Healthcare

ArchivedSubmitted 09/17/2025
State
MI
Covered entity type
Healthcare Provider
Individuals affected
1,186
Business associate present
No
Type of breach
Unauthorized Access/Disclosure
Location of breached information
Paper/Films
First seen by InfoSec Signals
9/23/2026
Last seen in OCR export
9/23/2026

OCR description

The covered entity (CE), Munson Healthcare, reported that an employee mailed the protected health information (PHI) of 1,186 individuals to the wrong recipients. The PHI involved included clinical and financial information. The CE notified HHS, the affected individuals, and the media. In response to the breach, the CE implemented additional administrative, technical, and security safeguards, and retrained workforce members to better protect its PHI.

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.

Munson Healthcare (MI), 09/17/2025 | InfoSec Signals