Every public data breach

44 disclosed this week · 26,355 on record

Cook Children's Medical Center

Disclosed Aug 17, 20202,827 affectedConfirmed

Official notice

The covered entity (CE), Cook Children’s Medical Center, reported that it lost a box of discs containing the electronic protected health information (ePHI) of approximately 2,827 individuals. The ePHI involved included names, dates of birth, and clinical and treatment information. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE implemented additional administrative, technical, and security safeguards to protect its ePHI. All staff members were retrained.

What is known

People affected2,827 (as reported to HHS)
DisclosedAug 17, 2020
AttackLost or stolen device
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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