Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Health Care Authority

Disclosed Feb 9, 2016Confirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedFeb 9, 2016
DiscoveredDec 16, 2015
HappenedNov 15, 2013
AttackHacking
Data exposedNot stated
SectorGovernment · US
StatusConfirmed

Sources

Official noticeatg.wa.gov
Washington Attorney General breach notice: Health Care Authority

Notices filed

Residents of WAFeb 9, 2016
Washington AG91,187 people
History of this record
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (Washington AG), confirmed by Washington AG. Record counts are as reported. Not legal advice.

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