Ex-GSK CEO Andrew Witty to take helm at Optum
MINNEAPOLIS — Former GlaxoSmithKline plc chief executive officer Sir Andrew Witty has been named CEO of Optum, the health services, technology and pharmacy benefits management unit of health insurance giant UnitedHealth Group. Plans call for Witty to start as Optum CEO on July 1. He takes over from Larry Renfro, vice chair of UnitedHealth Group, who has
