Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Delta Dental of California

Disclosed Jan 19, 201211,646 affectedConfirmed

Official notice

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What is known

People affected11,646 (as reported to HHS)
DisclosedJan 19, 2012
AttackNot stated
Data exposedNamesHealth
SectorInsurance · US
StatusConfirmed

Sources

Official noticeocrportal.hhs.gov
HHS OCR breach report (archive, resolved): Delta Dental of California (Health Plan, CA)

Notices filed

TotalJan 19, 2012
HHS archive11,646 people

Other breaches at Delta Dental of California

MOVEit breach exposes financial and card data of 6.9 million dental membersSupply chain exposed names, financial details, payment cards and health records. Reported to the Delaware DOJ.Supply chain7.1M affectedInsuranceUSJul 12, 2023
History of this record
Added2026-09-25
First recordedby backfillSource

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

Everything about Delta Dental of California