HHS OCR report · 2023
Yukon Kuskokwim Health Corporation data breach
OCR report facts
- Covered entity
- Yukon Kuskokwim Health Corporation
- Entity type
- Healthcare Provider
- State
- Alaska
- Individuals affected
- 51,787
- Submission date
- Apr 10, 2023
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Yukon Kuskokwim Health Corporation, the covered entity (CE), reported that it experienced a ransomware attack that compromised the protected health information (PHI) of 51,787 individuals. The PHI involved included names, addresses, dates of birth, drivers’ license and Social Security numbers, diagnoses, and additional treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. In its mitigation efforts, the CE retrained its workfo...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Yukon Kuskokwim Health Corporation data breach?
The report to HHS OCR lists 51,787 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Apr 10, 2023.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Network Server.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from Yukon Kuskokwim Health Corporation legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or Yukon Kuskokwim Health Corporation.