Every public data breach

44 disclosed this week · 26,355 on record

Healthfirst

Disclosed May 24, 20191,811 affectedConfirmed

Official notice

Healthfirst, the covered entity (CE), reported that employees sent letters containing the protected health information (PHI) of 1,811 individuals to the wrong addresses. The PHI involved included names, birthdates, diagnoses, and treatment information. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE implemented new administrative safeguards and retrained its staff. OCR obtained assurances that the CE implemented the corrective actions noted.

What is known

People affected1,811 (as reported to HHS)
DisclosedMay 24, 2019
AttackInsider
Data exposedNamesHealth
SectorInsurance · US
StatusConfirmed

Sources

Notices filed

Other breaches at Healthfirst

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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