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47 disclosed this week · 26,367 on record

Entrust Medical Billing

Disclosed Apr 22, 20215,426 affectedConfirmed

Official notice

Entrust Medical Billing, the covered entity (CE), reported that it experienced a ransomware attack that compromised the protected health information (PHI) of 5,426 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, diagnoses, and other treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. In its mitigation efforts, the CE implemented additional administrative, technical, and security safeguards to better protect sensitive data. All staff were retrained.

What is known

People affected5,426 (as reported to HHS)
DisclosedApr 22, 2021
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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