Download the booklet
http://www.ssa.gov/pubs/11000.html and read it, it will tell you what the requirements are. If you don't meet the requirements, a lawyer won't take your case so I'd start with seeing if you have the requirements. I don't think you have the medical records yet to qualify as being disabled. Too, ask your psychiatrist about it, he might have information from his practice/experience that might help you decide when to apply.