All Breaches
May 17, 2026 Verified Sensitive Record Healthcare

DentaQuest Data Breach

The DentaQuest data breach affected 15 million people in a May 17-19, 2026 incident involving identity, medical, and health-insurance information.

15 Million
Affected People
11
Data Types
Critical
Severity
Yes
Verification

Exposed Data Types

11
Protected health information
Names
Physical addresses
Dates of birth
Email addresses
Genders
Government issued IDs
Social security numbers
Phone numbers
Medical information
Health insurance information

Additional Information

Added DateJune 3, 2026
Breach DateMay 17, 2026
Domaindentaquest.com
Last Content UpdateJuly 29, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

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