Andrew Witty led UnitedHealth Group’s earnings call last month, its first since the tragic homicide of Brian Thompson, the CEO of its insurance division, UnitedHealthcare. The killing shocked ...

GlaxoSmithKline (GSK) has announced it is to begin searching for a successor to CEO Andrew Witty, who will retire in just over a year's time. Witty has told GSK's board that he intends to retire ...

Sen. Chuck Grassley, chairman of the Senate Judiciary Committee, sent UnitedHealth Group CEO Andrew Witty a letter demanding ...

GlaxoSmithKline’s (GSK) former chief executive Andrew Witty was yesterday announced as the new CEO of Optum – a US payer organisation which includes pharmacy benefits manager OptumRx.

UnitedHealth Group Inc. (NYSE: UNH) shares are trading lower Tuesday after the Wall Street Journal reported that Senator Chuck Grassley launched an inquiry into the company's Medicare billing ...

U.S. Senator Chuck Grassley requested detailed information on UnitedHealth's Medicare billing practices in a letter to CEO Andrew Witty, amid reports suggesting the insurer may have leveraged billing ...

“The apparent fraud, waste, and abuse at issue is simply unacceptable and harms not only Medicare beneficiaries but also the American taxpayer,” he said in the letter addressed to UnitedHealth ...

On the call, Andrew Witty, the CEO of UnitedHealth Group, defended some of the company's practices that have drawn criticism, including its marketing to senior citizens to enroll into its Medicare ...

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

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

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