Amnesty International campaign against this and are currently calling for the release of ICE detainees.
Judging by a skim of their releases even those obviously gasping for air don’t necessarily get the care they need. It’s a truely massive system which in itself is part of the problem, though the exceptionally low bar for the care of prisoners is Amnesty’s primary angle.
https://www.amnesty.org/en/latest/news/2020/04/usa-covid19-p...