BREACHCONFIRMED

UnitedHealth Group health plan single affiliated covered entity Data Breach

Health Insurer • healthcare

Unknown
Records Affected
Jun 28, 2011
Disclosed
insider
Attack Vector

Data Exposed

Social Security NumbersNamesDates of BirthAddressesmedical

Timeline

OccurredInvalid Date
DiscoveredJanuary 30, 2012
DisclosedJune 28, 2011

Last updated: February 5, 2026