回复：母亲来美探亲，生病，进了急诊， 拿到33000的账单。对我来说是个巨大的数字。医院有免费的医疗，

Try to ask the hospital or local city to see whether they have some kind charity fund.
a few years ago, I had the charity fund from a hospital to cover a quite bit expense for my son's hospital visit.