There's a hidden truth in 'writing off'. Insurance companies wager paying the bill too. They say "We'll pay 60% of that $8000 ER visit." Guess who covers 25%

There's a hidden truth in 'writing off'. Insurance companies wager paying the bill too. They say "We'll pay 60% of that $8000 ER visit." Guess who covers 25% of that leftover 40%? In a majority of cases, the government. (Source: My aunt has worked for a hospital performing these write-offs the majority of her 45 year life.)