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Western Montana Mental Health Center
ArchivedSubmitted 11/14/2024
Updated 13 hours ago ()
- State
- MT
- Covered entity type
- Healthcare Provider
- Individuals affected
- 86,758
- Business associate present
- No
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- Sep 23, 2026
- Last seen in OCR export
- Oct 25, 2026
OCR description
The covered entity (CE), Western Montana Mental Health Center, reported that it was the subject of a ransomware attack that affected the protected health information (PHI) of 86,758 individuals. The CE notified HHS and the affected individuals. In response to the breach, the CE implemented additional technical and security safeguards.
Change history
- Sep 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.