Every public data breach

47 disclosed this week · 26,367 on record

CareSTL Health

Disclosed Oct 3, 2025501 affectedConfirmed

Official notice

The covered entity (CE), CareSTL Health, reported that it experienced a ransomware attack that compromised the protected health information (PHI) of 501 individuals. The PHI involved clinical and demographic information. In its mitigation efforts, the CE revised its policies and procedure regarding the HIPAA Privacy and Security Rules, trained or retrained its workforce, and mailed notification letters to all affected individuals. OCR provided technical assistance to the CE.

What is known

People affected501 (as reported to HHS)
DisclosedOct 3, 2025
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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