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47 disclosed this week · 26,367 on record

Menninger Clinic

Disclosed Sep 24, 20212,076 affectedConfirmed

Official notice

The covered entity (CE), The Menninger Clinic, reported that several employees were the victims of an email phishing scheme that affected the protected health information (PHI) of 1,365 individuals. The PHI involved included names, dates of birth, addresses, drivers’ license and Social Security numbers, claims and financial information, diagnoses, lab results, medications prescribed, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services and implemented additional administrative, technical, and security safeguards. Staff were retrained on email security.

What is known

People affected2,076 (as reported by the organization)
DisclosedSep 24, 2021
HappenedMar 18, 2021
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
attack2026-09-25
unknown to hackingby backfillSource
data_types2026-09-25
[] to ["names","health"]by backfillSource
summary2026-09-25
empty to The covered entity (CE), The Menninger Clinic, reported that several employees were the victims of an email phishing scheme that affected the protected health information (PHI) of 1,365 individuals. The PHI involved included names, dates ofby 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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