The Iowa Republican’s letter to the company cites findings from a series of Wall Street Journal articles.

The Justice Department is probing diagnoses and practices that triggered extra payments to UnitedHealth’s Medicare Advantage ...

(Reuters) - The U.S. Justice Department has launched a probe into UnitedHealth's Medicare billing practices in recent months, ...

The Justice Department is investigating UnitedHealth's Medicare billing practices, The Wall Street Journal reported. UnitedHealth's shares fell 7%, weighing on the Dow industrials. Other healthcar ...

The Wall Street Journal reported Tuesday that Sen. Chuck Grassley, R-Iowa, sent a letter to UnitedHealth CEO Andrew Witty pushing for a detailed look at how the company handles billing in Medicare ...

The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations ...

The company put out a statement on Friday rejecting the allegations, but the Wall Street Journal article caused a 7.17% drop ...

UnitedHealth Group faces unconfirmed allegations of inflating risk ratings for reimbursements, causing market panic despite ...

UnitedHealth Group Inc. (NYSE: UNH) shares are trading lower Tuesday after the Wall Street Journal reported that Senator ...

A top Republican in the U.S. Senate is questioning Medicare Advantage billing practices at UnitedHealth Group following a critical report last year from a federal watchdog agency and a Wall Street ...