Regulator-posted notice

Breach notice filed by Northwest Radiologists, Inc./Mount Baker Imaging (October 2025)

Organization named: Northwest Radiologists, Inc./Mount Baker Imaging Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS Office for Civil Rights breach portal with a submission date of Oct. 28, 2025.

Organization as reported: Northwest Radiologists, Inc./Mount Baker Imaging, WA
Entity type as reported: Healthcare Provider
Category as reported: Hacking/IT Incident
Location of information as reported: Network Server
Submission date: Oct. 28, 2025
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 8567, row:459)
Archived copy: Held in the private archive (provenance)

Figures, per source

362,713 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Oct. 28, 2025, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

2025-10-28Submission date (HHS Office for Civil Rights breach portal)
2026-10-18Observed by BreachRecords (revision 8567)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

Northwest Radiologists, Inc./Mount Baker Imaging Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

13279a2ac40f2c40d39c3e4233e913571fb691d16317c641603e764c41a13a95
text/csv, 97,197 bytes, retrieved from HHS Office for Civil Rights breach portal, 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

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