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Atlantic Dialysis Management Services - West Nassau Dialysis Center

Disclosed Mar 22, 2023795 affectedConfirmed

Official notice

Atlantic Dialysis Management Services, the business associate (BA) reported that it experienced a cybersecurity incident that compromised the protected health information (PHI) of 795 individuals. The PHI involved included names, dates of birth, Social Security numbers, drivers’ license numbers, financial and claims information, health insurance information, and other treatment information. The BA notified HHS, affected individuals, and the media. In its mitigation efforts, the BA implemented additional administrative, technical, and security safeguards.

What is known

People affected795 (as reported to HHS)
DisclosedMar 22, 2023
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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