Not at all. Emergency care is precisely the sort of thing that should be covered by insurance. Equally, there's no reason why the providers of health savings accounts couldn't negotiate rates for their members, if that's a valuable service (in fact many insurance companies offer HSAs at the moment. Though I wouldn't object to the US government forcing hospitals to be more transparent about their pricing.
This is our monthly thread for collecting these little gems and pearls of wisdom, rationality-related quotes you've seen recently, or had stored in your quotesfile for ages, and which might be handy to link to in one of our discussions.