Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Premera Blue Cross

Disclosed Jul 18, 2022Confirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedJul 18, 2022
DiscoveredApr 29, 2022
HappenedApr 27, 2022
AttackRansomware
Data exposedNot stated
SectorHealthcare · US
StatusConfirmed

Sources

Official noticeatg.wa.gov
Washington Attorney General breach notice: Premera Blue Cross

Notices filed

Residents of WAJul 18, 2022
Washington AG1,303 people

Other breaches at Premera Blue Cross

Hacking breachHacking exposed names and health records. Reported to the HHS archive.33K affectedFinanceUSMar 5, 2023Cyberattack on Pacific Northwest health insurer exposes 10.4 million peoplePhishing exposed names, dates of birth, Social Security numbers, financial details, health records, insurance details and addresses. Reported to the HHS archive.Phishing11M affectedInsuranceUSMar 17, 2015
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.

Everything about Premera Blue Cross