Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Millennium Health Systems

Disclosed Sep 15, 2025501 affectedConfirmed

Official notice

What is known

People affected501 (as reported to HHS)
DisclosedSep 15, 2025
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Official noticeocrportal.hhs.gov
HHS OCR breach report: Millennium Health Systems (Healthcare Provider, NJ)

Notices filed

TotalSep 15, 2025
HHS OCR501 people
History of this record
Added2026-09-25
First recordedby backfillSource

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

Everything about Millennium Health Systems