I Have Pain In My Left Hip, Groin And Front

I have pain in my left hip, groin and front of thigh. Worse at night. I have Parkinson's and have had recent bunion surgery (first op failed because of non-Union,, second op involved bone graft, marrow taken from left hip. I wore a heavy boot for 8 weeks following second op. I am getting physio but. The pain does not seem to be getting better.