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University of Missouri Health Care

Disclosed Aug 2, 20197 years ago189,736 affectedConfirmed

Official notice

The covered entity (CE), University of Missouri Health Care, reported that an employee was the victim of an email phishing scheme that affected the protected health information (PHI) of 189,736 individuals. The PHI involved included names, addresses, dates of birth, drivers’ license and Social Security numbers, diagnoses, lab results, medications prescribed, and health insurance and other treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. A call center was established for questions or concerns. In its mitigation efforts, the CE provided complimentary credit monitoring services and implemented additional administrative and technical safeguards to better protect its PHI. Staff were retrained on email security.

What is known

People affected189,736 (as reported to HHS)
DisclosedAug 2, 2019
AttackHacking
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

WhereFiledPeople
HHS archivetotalAug 2, 201914,402
HHS archivetotalJun 11, 20205,074
HHS archivetotalSep 17, 2020189,736

Other breaches at University of Missouri Health Care

BreachAffected
Disclosed May 17, 2023May 17, 20233 years agoInsider736
Disclosed Jun 23, 2011Jun 23, 201115 years ago1,288
History of this record
  • 2026-09-25 · disclosed: 2020-06-11 to 2019-08-02 · backfill source
  • 2026-09-25 · disclosed: 2020-09-17 to 2020-06-11 · backfill source
  • 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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