- State
- WA
- Covered entity type
- Healthcare Provider
- Individuals affected
- 973,024
- 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), UW Medicine, reported that a configuration error in its system resulted in the protected health information (PHI) of 973,024 individuals becoming accessible on the internet. The PHI involved included names and medical record numbers. The CE notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach, the CE implemented additional administrative and technical safeguards and retrained workforce members on methods to better protect its PHI.
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.