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University of Mississippi Medical Center: data breach filings, state by state

University of Mississippi Medical Center has 1 data breach filing on record in 1 government portal. The latest was reported to Texas AG on Nov 3, 2026, with 2,778 Texas residents. Data exposed, as filed: Social Security number, Driver's license / state ID, Passport number, Financial / bank account, Medical / health information, Health insurance, Date of birth, Postal address.

2,778residents counted in 1 state (TX). Latest filing per state, last twelve months
912,898people in total, as reported to Texas AG on Nov 3, 2026
1filing in 1 government portal
Nov 3, 2026latest filing, Texas AG

By portal

PortalFilingsLatest reportPeople in the latest filing
Texas AG1Nov 3, 20262,778 Texas residents

Counts are the organization's own, as filed with each agency. Most state portals count their own residents only, so no single state shows the whole incident. An organization can file more than once for the same incident, and for different ones.

Case file

Breach window
Feb 11, 2026 to Feb 19, 2026
Discovered
No letter on file to read
Offered to those affected
No letter on file to read
Third party named
No letter on file to read

Open the case fileWord document

Every filing with the agency links, each state's record against its statutory period with the citation, what the letter offers, prior incidents. Letter facts are quoted so you can check them.

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Every filing

OrganizationSourceStateReportedResidents affectedData exposed
University of Mississippi Medical Center Texas AG TX Nov 3, 2026 2,778 Social Security numberDriver's license / state IDPassport numberFinancial / bank account+5

Filings by other organizations that name University of Mississippi Medical Center

When a vendor is breached, its clients often file under their own names and mention the vendor.

OrganizationSourceStateReportedResidents affectedData exposed
University of Mississippi Medical Center (“UMMC”) Massachusetts OCABR MA Nov 3, 2026 64 Social Security numberMedical / health informationFinancial / bank accountDriver's license / state ID
University of Mississippi Medical Center (UMMC) Vermont AG VT Nov 2, 2026 17 Social Security numberFinancial / bank accountMedical / health information
University of Mississippi Medical Center (“UMMC”) California AG CA Nov 2, 2026 Not published Medical / health information

Data reproduced from public government filings. Each row opens the record with the agency link. Spot an error? Email support@breachtally.com with the page link. Corrections are applied and noted.