U.S. Senator Chuck Grassley requested detailed information on UnitedHealth's Medicare billing practices in a letter to CEO ...

UnitedHealth Group Inc. shares fell after a report that Republican Senator Charles Grassley is launching an inquiry into the ...

Sen. Chuck Grassley, chairman of the Senate Judiciary Committee, sent UnitedHealth Group Chief Executive Andrew Witty a ...

Heightened security at UnitedHealth Group's Minnesota headquarters in the wake of a top executive’s killing is the most ...

Letters this month are telling patients that last year’s cyberattack “may have involved your data.” Lawsuits are moving ...

UnitedHealth Group faces unconfirmed allegations of inflating risk ratings for reimbursements, causing market panic despite ...

UnitedHealth Group Inc. (NYSE: UNH) shares are trading lower Tuesday after the Wall Street Journal reported that Senator ...

The selloff came as more than $2.7 trillion worth of options expired, an event which typically spurs heightened volatility.

The U.S. Justice Department is investigating UnitedHealth's Medicare billing practices, the Wall Street Journal reported on ...

Sen. Chuck Grassley (R-Iowa) has given UnitedHealth Group two weeks to explain its method for documenting Medicare Advantage ...

The probe is analyzing the company’s practice of frequently logging diagnoses that trigger larger payments to its Medicare ...

Argus lowered the firm’s price target on UnitedHealth (UNH) to $560 from $610 and keeps a Buy rating on the shares. The demographics of an ...