Every public data breach

44 disclosed this week · 26,355 on record

Network Health

Disclosed Sep 8, 201751,232 affectedConfirmed

Official notice

Network Health, the covered entity (CE), reported that its employees were the victims of an email phishing attack. The affected accounts contained the protected health information (PHI) of 51,323 individuals. The PHI involved included names, addresses, phone numbers, dates of birth, claims data, provider information, and Medicare numbers. The CE notified HHS, affected individuals, and the media. The CE also notified the Federal Bureau of Investigation. As a result of this breach and OCR’s investigation, the CE implemented additional administrative and technical safeguards and retrained its staff. As a part of this training, the CE instructed employees on the proper methods of identifying fraudulent email communications. OCR obtained assurances that the CE implemented the aforementioned corrective actions.

What is known

People affected51,232 (as reported to HHS)
DisclosedSep 8, 2017
AttackHacking
Data exposedNamesHealth
SectorInsurance · 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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