Regulator-posted notice

Breach notice filed by University of Michigan/Michigan Medicine (March 2022)

Organization named: University of Michigan/Michigan Medicine 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 March 3, 2022.

Organization as reported: University of Michigan/Michigan Medicine, MI
Entity type as reported: Healthcare Provider
Category as reported: Hacking/IT Incident
Location of information as reported: Email
Submission date: March 3, 2022
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 11589, row:2728)
Archived copy: Held in the private archive (provenance)

University of Michigan/Michigan Medicine, the covered entity (CE), reported that an employee was the subject of an email phishing scheme affecting 2,921 individuals. The protected health information (PHI) involved included names, addresses, dates of birth, diagnoses, lab results, and medications. The CE notified HHS, affected individuals, the media, and provided substitute notice. In its mitigation efforts, the CE strengthened its administrative and technical safeguards. Staff were retrained on email security precautions.
The source's own words, from the revision above.

Figures, per source

2,921 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date March 3, 2022, 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.

2022-03-03Submission date (HHS Office for Civil Rights breach portal)
2026-10-18Observed by BreachRecords (revision 11589)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

University of Michigan/Michigan Medicine 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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