can your search their properties?
I don't think 80K Hyatt points will get you very far for a longish stay.
Not sure what you are seeing on AirBNB that doesn't work for you - maybe if you listed what the problems are we could better assist in your search.
UCSF has a list of longer term housing for patients but anyone is eligible to stay -
http://www.campuslifeservices.ucsf.e...t_term_housing