There is the unspoken assumption here, with no evidence to back it up, that the majority of plans not offered on the exchanges before the ACA would cover these

There is the unspoken assumption here, with no evidence to back it up, that the majority of plans not offered on the exchanges before the ACA would cover these hospitals. Unless that was the case, then this is a non-story, as nothing has really changed. Personally I suspect most of the pre-ACA plans considered these out-of-network as well.