Every public data breach

47 disclosed this week · 26,367 on record

Yale University

Disclosed Nov 11, 20229,051 affectedConfirmed

Official notice

The covered entity (CE), Yale University, reported that it experienced a ransomware incident that affected the protected health information (PHI) of 9,051 individuals. The PHI involved included names, Social Security numbers, addresses, drivers’ license numbers, dates of birth, financial and claims information, diagnoses, medications, and other treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. In response to the breach, the CE offered free credit monitoring to affected individuals and implemented additional administrative, technical, and security safeguards. Staff were also retrained in its requirements to protect and secure PHI.

What is known

People affected9,051 (as reported to HHS)
DisclosedNov 11, 2022
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

Other breaches at Yale University

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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