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April 16, 2026 Verified Sensitive Record Healthcare

TriWest Healthcare Alliance Data Breach

The TriWest Healthcare Alliance data breach affected 11,848 people after unauthorized network access discovered on April 16, 2026 involved defense- and healthcare-related information.

11.8 Thousand
Affected People
4
Data Types
Medium
Severity
Yes
Verification

Exposed Data Types

4
Names
Government issued IDs
Postal codes
Medical information

Additional Information

Added DateJuly 27, 2026
Breach DateApril 16, 2026
Domaintriwest.com
SourceOfficial HHS, California, and Texas breach notices
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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Company Information

Company NameTriWest Healthcare Alliance
SectorHealthcare
CountryUnited States
Websitetriwest.com

Risk Level

Medium

The reported impact exceeds 10 thousand and falls within the medium severity band.

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