Humana Inc. forecast 2025 profit that fell short of Wall Street’s expectations, as the company said it will invest heavily in improving quality in its Medicare Advantage plans, its biggest business.

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 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

The investigation is evaluating Medicare billing protocols, according to the report.UnitedHealth shares sank after The Wall Street Journal reported that the insurer's Medicare billing protocols are under Justice Department investigation.

The Wall Street Journal says the U.S. Justice Department in recent months has launched an investigation into UnitedHealth Group’s billing practices to see if the company fraudulently used diagnosis data to trigger extra Medicare Advantage payments.

The selloff came as more than $2.7 trillion worth of options expired, an event which typically spurs heightened volatility.

The Justice Department is reportedly investigating UnitedHealth Group's Medicare billing practices, focuing on whether UnitedHealth inflated patient diagno

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.

UnitedHealth Group (UNH) is under fire over its Medicare billing practices. The Wall Street Journal reported Friday that the U.S. Department of Justice (DOJ) has launched a civil fraud investigation into how the company records diagnoses that lead to extra payments for its Medicare Advantage plans.

D: Noon on Feb. 21The Department of Justice is probing UnitedHealth Group's billing practices in Medicare Advantage, according to a report from the Wall Street Journal. | The Department of Justice is probing UnitedHealth Group's billing practices in Medicare Advantage,

UnitedHealth Group saw its share price fall on Friday after the Wall Street Journal reported that it was facing a DOJ investigation.