Every public data breach

44 disclosed this week · 26,355 on record

Opportunity Alliance

Disclosed Oct 7, 20204,500 affectedConfirmed

Official notice

The covered entity (CE), The Opportunity Alliance, reported that its business associate experienced a ransomware attack affecting the electronic protected health information (ePHI) of approximately 4,500 individuals. The ePHI involved included names, addresses, dates of birth, Social Security numbers, diagnoses, and treatment and financial information. The CE notified HHS, affected individuals, the media, and provided substitute notice.

What is known

People affected4,500 (as reported to HHS)
DisclosedOct 7, 2020
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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