> I admit I don't understand the mechanism I'll simplify it for you: The government pays health care providers for providing healthcare. It is very easy to def

> I admit I don't understand the mechanism I'll simplify it for you: The government pays health care providers for providing healthcare. It is very easy to defraud the government by billing for fake work, so fraud is common and costly. The actual details are irrelevant. There are some extra steps involved, but functionally it's the same as a nurse sending a bill that says "I treated patient X for condition Y" and the government going "Sounds good, here's some taxpayer money"