Your UHIP may cover some dental treatment
Call the insurance company to see what they cover.
My dentist Dr. Bill Freeman is very good. He gave senior discount (~10%) for my dad before. If UHIP has no cover for you, talk to the dentist, telling him your situation and see what he can do.
Dr. Bill Freeman's Office
16-420 Hazeldean Rd
Kanata ON, K2L 4B2
Phone #: 613-831-1288
Good luck!