UnitedHealth confirms the DOJ is investigating its Medicare billing practices. Here's how that may affect UNH share price moving forward.

UnitedHealth (UNH) shares inched down on Thursday after the insurance giant confirmed the U.S. Justice Department is investigating its Medicare billing practices. The DOJ is investigating whether the NYSE-listed firm artificially inflated Medicare reimbursements by overstating or exaggerating patient health conditions.

The disclosure sent UNH shares tumbling 4.7%, reflecting investor unease with the ongoing troubles with the healthcare stock. This admission adds to a string of challenges that have battered the company, with its stock now trading 56% below its 52-week high.

UnitedHealth ($UNH), the nation’s largest private health insurer, is now under a Department of Justice (DOJ) investigation for its Medicare

UnitedHealth (UNH) stock dips amid DOJ scrutiny over its business practices related to its Medicare division. Read more here.

UnitedHealth Group stock sank in premarket trading after the insurer disclosed a criminal investigation by the Department of Justice.

Investigators from the U.S. Department of Justice are questioning former employees of UnitedHealth Group as part of a probe into the company's Medicare payment practices, the Wall Street Journal reported on Wednesday,

Shares of UnitedHealth Group slipped Thursday after the health care giant said it was under a Department of Justice investigation