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Latest / Massachusetts / July 2026

DentaQuest LLC

DentaQuest LLC notified Massachusetts OCABR on Jul 16, 2026 of a data breach affecting 1,662,500 Massachusetts residents. Data exposed: Social Security number, Medical / health information.

Organization
DentaQuest LLC
Source
Massachusetts OCABR · source record
Date reported
Jul 16, 2026
Date(s) of breach
Not stated
Residents affected
1,662,500 (Massachusetts residents)
Data exposed
Social Security number Medical / health information
Notice letter
Not available
First seen by BreachTally
2026-10-30 15:20 UTC

Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.

Information compromised, as listed

Organization type: Insurance Company. Breached: Social Security numbers, medical records.

Other filings by DentaQuest LLC

OrganizationSourceStateReportedResidents affectedData exposed
DentaQuest, LLC Texas AG TX Jul 17, 2026 3,973,000 Social Security numberMedical / health informationHealth insuranceDate of birth+2
DentaQuest LLC California AG CA Jul 16, 2026 Not published Not stated
DentaQuest, LLC HHS OCR US Jul 16, 2026 15,000,000 Medical / health information
DentaQuest LLC Iowa AG IA Jul 16, 2026 Not published Medical / health informationName
First seen by BreachTally at 15:20 UTC on Oct 30, 2026. New filings reach paid subscribers within 30 minutes of the agency posting, with the data types and the letter. Start a 14-day free trial.

Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.