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47 disclosed this week · 26,367 on record

Partners HealthCare System

Disclosed Feb 5, 20182,450 affectedConfirmed

Official notice

Partners HealthCare System, the covered entity (CE), reported that its computer system was infected with malware which affected 2,450 individuals. The PHI involved included names, treatment information, Social Security numbers, and financial information. Following this breach incident, the CE updated and implemented additional technical safeguards and retrained its workforce. OCR obtained assurances that the CE implemented the corrective actions noted above.

What is known

People affected2,450 (as reported to HHS)
DisclosedFeb 5, 2018
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

Other breaches at Partners HealthCare System

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.

Everything about Partners HealthCare System