Every public data breach

47 disclosed this week · 26,367 on record

East Tennessee Children's Hospital

Disclosed Apr 7, 2022422,531 affectedConfirmed

Official notice

The covered entity (CE), East Tennessee Children's Hospital, reported that it experienced a hacking incident that affected the protected health information (PHI) 422,531 individuals. The PHI involved included clinical, demographic, and financial information. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services to the affected individuals, implemented additional administrative, technical, and security safeguards, and retrained workforce members to better protect its PHI.

What is known

People affected422,531 (as reported to HHS)
DisclosedApr 7, 2022
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

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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