Every public data breach

44 disclosed this week · 26,355 on record

Anthem

Disclosed Oct 15, 20216,118 affectedConfirmed

Official notice

The covered entity (CE), Anthem, reported that its business associate (BA) experienced a cyber-attack that compromised the protected health information of 6,118 individuals. The PHI involved included names, addresses, dates of birth, email addresses, telephone numbers and treatment information. The CE notified HHS, affected individuals, and the media of the breach. In response to the breach, the CE and BA implemented additional administrative and technical safeguards.

What is known

People affected6,118 (as reported to HHS)
DisclosedOct 15, 2021
HappenedJan 12, 2021
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

Other breaches at Anthem

History of this record
sector2026-09-25
other to healthby backfillSource
attack2026-09-25
unknown to hackingby backfillSource
data_types2026-09-25
[] to ["names","health"]by backfillSource
records_basis2026-09-25
empty to hhsby backfillSource
records2026-09-25
empty to 6118by backfillSource
summary2026-09-25
empty to The covered entity (CE), Anthem, reported that its business associate (BA) experienced a cyber-attack that compromised the protected health information of 6,118 individuals. The PHI involved included names, addresses, dates of birth, email by backfillSource
disclosed2026-09-25
2021-10-28 to 2021-10-15by backfillSource
disclosed2026-09-25
2021-12-31 to 2021-10-28by backfillSource
Added2026-09-25
First recordedby backfillSource

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

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