You have been so brave all these years you have been fighting your disease. The medical people have made so many mistakes - for example not examining your copper level initially - and you have been forced to take care of yourself.
There must be other neurologists who treat their patients with respect.
If you don't feel like trying with a psychiatrist for the anxiety disorder you could try to get help from the net - look for CBT. Perhaps you already know CBT that have quite good results for depression and anxiety disoreders.