[quote=bubble_contagion]My in-laws always buy insurance before visiting from abroad. My wife demands this from them to avoid the situation you just described. Travel insurance is very common in Europe. I guess they are aware that medical costs in the USA are very high and not covered by the goverment. My advise would be he pretends to be an illegal alien.[/quote]
This is water over the bridge, but I would agree with this comment. There are some companies here that sell visitor insurance too, particularly if the person/people are staying for awhile.
Sorry to hear about your situation. But try negotiating with the hospital/doctors if you start getting the bills.