Horizon Blue Cross Blue Shield of New Jersey

Disclosed Jan 3, 2014839,711 affectedConfirmed

Two stolen laptops expose data of nearly 840,000 Horizon members

Two unencrypted laptops were stolen from the insurer's Newark headquarters, exposing names, birth dates, member IDs and in some cases Social Security numbers of about 839,711 people.

What is known

People affected	839,711 (as reported by the organization)
Disclosed	Jan 3, 2014
Attack	Lost or stolen device
Data exposed	NamesDates of birthInsuranceSocial Security numbersHealth
Sector	Insurance · US
Status	Confirmed

Sources

Regulatorocrportal.hhs.gov

HHS Office for Civil Rights breach portal (archive): Breaches Affecting 500 or More Individuals

Notices filed

TotalJan 3, 2014

Research839,711 people

Other breaches at Horizon Blue Cross Blue Shield of New Jersey

Stolen employee laptop held names and SSNs of 300,000 membersLost or stolen device exposed names and Social Security numbers.Lost or stolen device300K affectedInsuranceUSUnverifiedJan 29, 2008

History of this record

Added2026-09-25

First recordedby seedSource

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

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