Stephen J. Hemsley was appointed as the new CEO effective immediately after Andrew Witty decided to step down as CEO for unspecified "personal reasons," according to NBC News.

Stephen J. Hemsley returned as CEO after Andrew Witty's surprising decision to leave the insurance giant. By Marlene Lenthang l NBC News • Published 4 hours ago • Updated 4 hours ago ...

UnitedHealth Group CEO Andrew Witty is stepping down as the chief executive and will be succeeded by Stephen J. Hemsley, the healthcare giant announced on Tuesday. Witty has stepped down from the ...

UnitedHealth CEO suddenly steps down for ‘personal reasons' Stephen J. Hemsley returned as CEO after Andrew Witty's surprising decision to leave the insurance giant.

Stephen J. Hemsley returned as CEO after Andrew Witty's surprising decision to leave the insurance giant. Skip to content. Continuing Coverage Menendez brothers resentencing hearing ...

UnitedHealth Group CEO Stephen J. Hemsley received $66.13 million in compensation last year, according to a preliminary proxy statement filed Monday with the U.S. Securities and Exchange ...

UnitedHealth Group Inc. said on Friday Stephen J. Hemsley, president and chief operating officer, has officially assumed the role of chief executive officer and announced a number of executive changes ...

UnitedHealth Group CEO Stephen J. Hemsley saw his compensation drop by more than half in 2010, taking home $48.8 million compared to his previous year's salary of $102 million, according to a ...