UnitedHealth Hack Exposed Data for About 190 Million Americans

A cyberattack on UnitedHealth Group Inc. that paralyzed the US health-care system last year, snarling billions of dollars in payments for doctors and hospitals, also exposed sensitive data from 190 million Americans.

The nation’s largest health insurer said it’s not aware of any misuse of that consumer information and that it hasn’t seen untoward exposure of any electronic medical record databases resulting from the hack.

Read More: UnitedHealth Hack Put Data of One in Three Americans at Risk

The final numbers will be confirmed and filed with the US Department of Health and Human Services’ Office for Civil Rights, the ...