- State
- CO
- Covered entity type
- Healthcare Provider
- Individuals affected
- 52,632
- Business associate present
- No
- Type of breach
- Hacking/IT Incident
- Location of breached information
- First seen by InfoSec Signals
- 9/23/2026
- Last seen in OCR export
- 9/23/2026
OCR description
The covered entity (CE), Montrose Regional Health, reported that several employees were the subjects of an email phishing scheme that affected the protected health information (PHI) of 52,632 individuals. The PHI involved included names and health insurance and treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach, the CE implemented additional administrative, technical, and security safeguards and retrained workforce members on email security.
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.