Every public data breach

44 disclosed this week · 26,355 on record

MultiPlan

Disclosed Jun 24, 2021214,956 affectedConfirmed

Official notice

The business associate (BA), MultiPlan, reported that an employee was the victim of an email phishing attack affecting the protected health information (PHI) of 214,956 individuals. The PHI involved included names, addresses, email addresses, dates of birth, claims and health insurance information, and Social Security numbers. The BA notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach, the BA sanctioned the responsible employee, revised its policies and procedures, and implemented additional technical safeguards. All staff were retrained on email security.

What is known

People affected214,956 (as reported by the organization)
DisclosedJun 24, 2021
HappenedDec 23, 2020
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

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
summary2026-09-25
empty to The business associate (BA), MultiPlan, reported that an employee was the victim of an email phishing attack affecting the protected health information (PHI) of 214,956 individuals. The PHI involved included names, addresses, email addresseby backfillSource
Added2026-09-25
First recordedby backfillSource

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

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