Every public data breach

44 disclosed this week · 26,355 on record

Upper Peninsula Health Plan

Disclosed Apr 20, 2023833 affectedConfirmed

Official notice

Upper Peninsula Health Plan, the covered entity (CE), reported that its business associate (BA) experienced a cybersecurity incident that affected the protected health information (PHI) of 833 individuals. The PHI involved included names, dates of birth, health insurance information, and other treatment information. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE provided free credit and identity monitoring services and strengthened its administrative and technical safeguards.

What is known

People affected833 (as reported to HHS)
DisclosedApr 20, 2023
AttackHacking
Data exposedNamesHealth
SectorInsurance · US
StatusConfirmed

Sources

Notices filed

Other breaches at Upper Peninsula Health Plan

History of this record
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.

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