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

The Iowa Republican’s letter to the company cites findings from a series of Wall Street Journal articles.

The Iowa Republican’s letter to the company cites findings from a series of Wall Street Journal articles.

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

Senator Chuck Grassley has raised alarm over reports of a probe by the Justice Department into UnitedHealth's Medicare ...

UnitedHealth shares turned lower in midday trading following reports of another probe into the nation's biggest health ...

The Wall Street Journal reported Tuesday that Sen. Chuck Grassley, R-Iowa, sent a letter to UnitedHealth CEO Andrew Witty pushing for a detailed look at how the company handles billing in Medicare ...

Senator Chuck Grassley, chairman of the Senate Judiciary Committee, sent UnitedHealth (UNH) CEO Andrew Witty a letter demanding detailed ...

UnitedHealth Group faced two new investigations from federal lawmakers. The first was a senator’s probe into its Medicare ...

UnitedHealth (UNH) stock falls as the company faces a new probe launched by Sen. Grassley over its Medicare billing practices ...

UnitedHealth shares turned lower in mid-day trading following reports of another probe into the nation's biggest health insurance group and its ties to government-funded healthcare programs.