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Greenwich Hospital

Disclosed Oct 9, 20205 years ago95,000 affectedConfirmed

Official notice

The covered entity (CE), Greenwich Hospital, reported that its business associate experienced a ransomware attack affecting the electronic protected health information (ePHI) of approximately 95,000 individuals. The ePHI involved included names, addresses, phone numbers, email addresses, dates of birth, and treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice.

What is known

People affected95,000 (as reported to HHS)
DisclosedOct 9, 2020
AttackHacking
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Source
HHS OCR breach report (archive, resolved): Greenwich Hospital (Healthcare Provider, CT)ocrportal.hhs.gov · Official notice

Notices filed

WhereFiledPeople
HHS archivetotalOct 9, 202095,000
History of this record
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.

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