Actually, doctors always tell patients what the surgery is for and why they suggest or don't suggest doing it. If there are other viable options, they let you know those too. If your doctor isn't doing that, I suggest you change docs

Besides, is it also not the responsibility of the patient to ask questions and do some research for such a serious thing?
Umm.. they were homeless. Furthermore, that decision would most likely be made by administrators. Haven for Hope is a non-profit, it is not about the money.