overbilling

Privately run Medicare Advantage plans have overcharged the federal government by billions of dollars, yet Medicare hasn't been effective in recouping the excessive payments, an audit found.

A whistleblower suit against Humana Inc. alleges the insurer turned a blind eye to billing fraud involving Medicare patients. People were diagnosed with more serious ailments than they actually had.

He thought it was pneumonia. Michael Trost, 52 and seemingly healthy, just wasn’t feeling right. During a chance break at work as a wood finisher, Trost’s…

The federal government overpaid for nearly half of the patients of a Medicare Advantage plan, a Medicare audit found. At issue is whether insurers "upcode" diagnoses to reap bigger payments.