I once had a hospital try to balance bill me, which is and was illegal. They explained it to me and I asked why I should be accountable for the difference betwe

I once had a hospital try to balance bill me, which is and was illegal. They explained it to me and I asked why I should be accountable for the difference between a number they made up and a number the insurance company made up? Especially when these are deliberately inflated for negotiating. They dismissed the bill entirely.