Answered on Apr 24th, 2013 at 4:31 PM
You do not need his authorization to file the claim. However, without her or his cooperation it will make it tougher.
Just because you can't do your old jobs doesn't mean SSA will approve you. A sit down job may be what you need to look for or work with your State Vocational Rehabilitation service to find one.
Of course, you can always apply for disability. You don't need "approval" of the doctor to do so.
No attorney-client relationship has been established because of the information provided. Seek local counsel to address your particular facts. MJHJ