Regulator-posted notice

Breach notice filed by University of Missouri Health Care (September 2020)

Organization named: University of Missouri Health Care Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS Office for Civil Rights breach portal with a submission date of Sept. 17, 2020.

Organization as reported: University of Missouri Health Care, MO
Entity type as reported: Healthcare Provider
Category as reported: Hacking/IT Incident
Location of information as reported: Email
Submission date: Sept. 17, 2020
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 12641, row:3780)
Archived copy: Held in the private archive (provenance)

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.
The source's own words, from the revision above.

Figures, per source

189,736 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Sept. 17, 2020, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

2020-09-17Submission date (HHS Office for Civil Rights breach portal)
2026-10-18Observed by BreachRecords (revision 12641)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

University of Missouri Health Care Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
text/csv, 5,530,996 bytes, retrieved from HHS Office for Civil Rights breach portal, 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

Request a correction

A record that disagrees with its source, names the wrong organization or duplicates another is corrected after review. This form is about Breach notice filed by University of Missouri Health Care (September 2020). We acknowledge every request within two business days. We reply by email.

The form is being set up. Check back soon.