Every public data breach

47 disclosed this week · 26,367 on record

Nissan North America

Disclosed Dec 31, 202050,410 affectedConfirmed

Official notice

Magellan Rx Pharmacy, the covered entity (CE), reported that its business associate (BA) experienced a ransomware attack affecting the electronic protected health information (ePHI) of 50,410 individuals. This case is duplicative of an ongoing investigation being conducted into the BA that affected multiple CEs; therefore, this case has been closed.

What is known

People affected50,410 (as reported to HHS)
DisclosedDec 31, 2020
AttackHacking
Data exposedNamesHealth
SectorInsurance · US
StatusConfirmed

Sources

Notices filed

Other breaches at Nissan North America

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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