The US company abruptly replaced its CEO this week. Read more at straitstimes.com. Read more at straitstimes.com.

The U.S. Department of Justice is carrying out a criminal investigation into UnitedHealth Group for possible Medicare fraud, the Wall Street Journal reported on Wednesday. UnitedHealth said it had not been notified by the DOJ about the "supposed criminal investigation reported,

UnitedHealth Group stock was sliding again Thursday as the market took in a report in the Wall Street Journal that the U.S. Department of Justice has launched a criminal fraud investigation of Medicare billing practices,

UnitedHealth Group is being investigated by the Department of Justice for possible Medicare fraud, according to a report from the Wall Street Journal. The move, which has not so far been announced publicly,

UnitedHealth Group is under investigation by the Department of Justice for alleged Medicare fraud, and the fallout is already shaking the industry. In a report by The Wall Street Journal, the DOJ’s criminal division’s healthcare-fraud unit launched its probe last summer,