Regulator-posted notice

Breach notice filed by University of Michigan Health Plan (February 2026)

Organization named: University of Michigan Health Plan Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Unauthorized Access/Disclosure

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 Feb. 26, 2026.

Organization as reported: University of Michigan Health Plan, MI
Entity type as reported: Health Plan
Category as reported: Unauthorized Access/Disclosure
Location of information as reported: Email
Submission date: Feb. 26, 2026
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 8986, row:125)
Archived copy: Held in the private archive (provenance)

The covered entity (CE), University of Michigan Health Plan, reported that a workforce member inadvertently sent the protected health information (PHI) of approximately 2,315 individuals to an unauthorized individual. The PHI involved names, dates of birth, and treatment information. The CE notified HHS and the affected individuals. OCR provided technical assistance regarding the HIPAA Rules.
The source's own words, from the revision above.

Figures, per source

2,315 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Feb. 26, 2026, 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.

2026-02-26Submission date (HHS Office for Civil Rights breach portal)
2026-10-18Observed by BreachRecords (revision 8986)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

University of Michigan Health Plan Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
text/csv, 5,530,996 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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