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ExamOne (a Quest Diagnostics Company): data breach filings, state by state

ExamOne (a Quest Diagnostics Company) has 6 data breach filings on record in 1 government portal. The latest was reported to Massachusetts OCABR on Oct 24, 2026, with 1 Massachusetts residents. Data exposed, as filed: Social Security number, Medical / health information, Driver's license / state ID.

1residents counted in 1 state (MA). Latest filing per state, last twelve months
6filings in 1 government portal
Oct 24, 2026latest filing, Massachusetts OCABR

By portal

PortalFilingsLatest reportPeople in the latest filing
Massachusetts OCABR6Oct 24, 20261 Massachusetts 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
Not stated in the filings
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.

The next state to file on ExamOne (a Quest Diagnostics Company) reaches subscribers within the hour. With the count, the data exposed and the letter. The Team plan follows the companies and vendors you name in every state. Start a 14-day free trial.
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Every filing

OrganizationSourceStateReportedResidents affectedData exposed
ExamOne (a Quest Diagnostics Company) Massachusetts OCABR MA Oct 24, 2026 1 Social Security numberMedical / health informationDriver's license / state ID
ExamOne (a Quest Diagnostics Company) Massachusetts OCABR MA Aug 22, 2026 1 Social Security numberMedical / health information
ExamOne (a Quest Diagnostics Company) Massachusetts OCABR MA Aug 13, 2026 1 Social Security numberMedical / health informationDriver's license / state ID
ExamOne (a Quest Diagnostics Company) Massachusetts OCABR MA Aug 3, 2026 1 Social Security numberMedical / health informationDriver's license / state ID
ExamOne (a Quest Diagnostics Company) Massachusetts OCABR MA Jul 10, 2026 1 Social Security numberMedical / health informationDriver's license / state ID
ExamOne (a Quest Diagnostics Company) Massachusetts OCABR MA May 13, 2026 1 Medical / health informationDriver's license / state ID

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.