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Modoc Medical Center: data breach filings, state by state

Modoc Medical Center has 3 data breach filings on record in 3 government portals. The latest was reported to California AG on Sep 22, 2026. Data exposed, as filed: Medical / health information, Postal address, Social Security number, Financial / bank account.

10residents counted in 1 state (MA). Latest filing per state, last twelve months
29,688people in total, as reported to HHS OCR on Mar 27, 2026
3filings in 3 government portals
Sep 22, 2026latest filing, California AG

By portal

PortalFilingsLatest reportPeople in the latest filing
California AG1Sep 22, 2026Not published
Massachusetts OCABR1Sep 22, 202610 Massachusetts residents
HHS OCR1Mar 27, 202629,688 in total

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
Jan 27, 2026
Discovered
Jan 27, 2026, as stated in the California letter
Offered to those affected
credit or identity monitoring through Experian (term not stated in the letter we read)
Third party named
Yes, the letter attributes the incident to a vendor or service provider
Days to notice
Past the statutory period in California, counted from discovery to the state's first record

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
Modoc Medical Center California AG CA Sep 22, 2026 Not published Medical / health informationPostal addressName
Modoc Medical Center Massachusetts OCABR MA Sep 22, 2026 10 Social Security numberFinancial / bank account
Modoc Medical Center HHS OCR US Mar 27, 2026 29,688 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.