UnitedHealth Group shares tumbled early Friday on a report that the U.S. Department of Justice has started an investigation ...

The Justice Department is probing diagnoses and practices that triggered extra payments to UnitedHealth’s Medicare Advantage ...

UnitedHealth Group stock fell sharply Friday following a report that said the Justice Department had launched a civil fraud ...

Shares of UnitedHealth Group Inc. were diving toward their worst day in five years Friday, as the health insurer and drug middleman now has yet another fight with the government on its hands. The ...