Every public data breach

44 disclosed this week · 26,355 on record

Alameda Alliance for Health

Disclosed Feb 28, 2020500 affectedConfirmed

Official notice

Alameda Alliance for Health, the covered entity (CE), reported that its business associate (BA) was the victim of a cyber-attack affecting the electronic protected health information (ePHI) of 500 individuals. After further investigation, the CE determined that none of its ePHI was affected by this breach incident. This case was therefore closed.

What is known

People affected500 (as reported to HHS)
DisclosedFeb 28, 2020
AttackHacking
Data exposedNamesHealth
SectorInsurance · 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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