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Breaches.

Cooper Health System

Disclosed May 23, 20251 year ago57,412 affectedConfirmed

Official notice

What is known

People affected57,412 (as reported to HHS)
DisclosedMay 23, 2025
HappenedMay 14, 2024
AttackHacking
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Source
HHS OCR breach report: Cooper Health System (Healthcare Provider, NJ)ocrportal.hhs.gov · Official notice
Indiana Attorney General 2025 data breach report: Cooper Health Systemin.gov · Official notice

Notices filed

WhereFiledPeople
HHS OCRtotalMay 23, 202557,412
Indiana AGresidents of INMay 23, 20252

Other breaches at Cooper Health System

BreachAffected
Disclosed Sep 16, 2022Sep 16, 20224 years agoHacking500
History of this record
  • 2026-09-25 · occurred: empty to 2024-05-14 · backfill source
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (HHS OCR), confirmed by HHS OCR. Record counts are as reported. Not legal advice.

Everything about Cooper Health System

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