Enrollment in private Medicare Advantage plans grew just 3.1%, below projections from Wall Street or the government.

The U.S. Justice Department has launched a probe into UnitedHealth's Medicare billing practices in recent months, the Wall Street Journal reported on Friday, sending the healthcare conglomerate's shares nearly 12% lower.

UnitedHealth dropped 11.4% in premarket trading after the Wall Street Journal reported that the U.S. Justice Department has launched an investigation into the company's Medicare billing practices in recent months.

UnitedHealth Group shares declined 7.2% in premarket trading after The Wall Street Journal reported an investigation into billing practices at one of its units has been launched. Shares were trading around $466.

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 practices.

UnitedHealth Group shares tumbled Friday on a report that the U.S. Department of Justice has started an investigation into the health care giant’s Medicare billing practices. The Wall Street Journal said federal officials have launched a civil fraud investigation into how the company records diagnoses that lead to extra payments for its Medicare

Shares tumbled after The Wall Street Journal reported that the insurer is under a Justice Department investigation. The investigation is evaluating Medicare billing protocols, the paper said. UnitedHealth shares sank on Friday after The Wall Street Journal ...

CMS Cuts Sexual Orientation, Gender Identity Questions from Medicare Enrollment Forms In compliance with Trump's executive order, CMS will eliminate these optional questions, although a recent judicial ruling mandated they be restored.

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 rules to its advantage.

The probe is analyzing the company’s practice of frequently logging diagnoses that trigger larger payments to its Medicare Advantage plans, according to a report.

Eden Prairie-based health care giant says it’s not aware of the launch of any new Justice Department activity as reported by the Wall Street Journal.