The number of victims impacted by the Change Healthcare data breach last year has nearly doubled, from 100 million to ...

Since the assassination of his top lieutenant Brian Thompson on Dec. 4, Andrew Witty has been keeping long, difficult hours at the Minnesota headquarters of the giant company he runs, UnitedHealth ...

UnitedHealth Group says the impact from the cyberattack last year at its Change Healthcare subsidiary is much wider than ...

UnitedHealth Group CEO Andrew Witty acknowledged the U.S. health care problems, cited high prices of medical services as root cause.

UnitedHealth Group CEO Andrew Witty in his address to the company staff said their duty to prevent dubious health insurance claims would continue and that drew flak on social media after Brian ...

UnitedHealth reported fourth-quarter results on Thursday that reflected persistent challenges for the health insurance sector.

UnitedHealthcare will ease prior authorization requirements for its Medicare Advantage plans, UnitedHealth Group CEO Andrew Witty said Thursday. In his first public remarks since the murder of ...