Did the psychiatrist ever say that he did not have Aspergers?

Does your son have a therapist?

What meds has he tried for the adhd? How is his sleep?

Why is his father not paying child support? Was it not part of the divorce agreement that he was to send child support? If yes then hire an attorney and sue for back child support. They will garnish his wages and even his tax returns if he owes back child support.