Every public data breach

44 disclosed this week · 26,355 on record

AdventHealth

Disclosed Oct 20, 2020315,337 affectedConfirmed

Official notice

The covered entity (CE), AdventHealth, reported that its business associate experienced a ransomware attack affecting the electronic protected health information (ePHI) of 315,337 individuals. The ePHI involved included names, mailing and email addresses, telephone numbers, dates of birth, financial information, gender, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice.

What is known

People affected315,337 (as reported to HHS)
DisclosedOct 20, 2020
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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