HHS OCR report · 2019
Bloodworks Northwest data breach
Bloodworks Northwest, a healthcare provider in Washington, reported a breach affecting 1,893 individuals to HHS OCR on May 8, 2019.
OCR report facts
- Covered entity
- Bloodworks Northwest
- Entity type
- Healthcare Provider
- State
- Washington
- Individuals affected
- 1,893
- Submission date
- May 8, 2019
- Type of breach
- Loss
- Location of breached information
- Paper/Films
- Business associate present
- No
- Status
- Archive (closed)
OCR description
An employee of the covered entity (CE), Bloodworks Northwest, printed a report containing the protected health information (PHI) of 1,893 patients and left it on a desk overnight. When the employee returned the next morning, the printed report, which contained patients’ demographic and clinical information, was missing. The CE investigated the incident and improved safeguards by storing patient files in locked cabinets, updating its process for internal sharing of PHI, and enhancing its secur...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Bloodworks Northwest data breach?
The report to HHS OCR lists 1,893 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on May 8, 2019.
What type of breach was it?
The OCR portal lists the type of breach as Loss, with the breached information located in: Paper/Films.
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 Bloodworks Northwest 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 Bloodworks Northwest.