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Alameda Alliance for Health

Disclosed Feb 28, 20206 years ago500 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 exposedNames, Health
SectorInsurance · US
StatusConfirmed

Sources

Source
HHS OCR breach report (archive, resolved): Alameda Alliance for Health (Health Plan, CA)ocrportal.hhs.gov · Official notice

Notices filed

WhereFiledPeople
HHS archivetotalFeb 28, 2020500
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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