Seek guidance. Your primary care doc will probably know the available local sources for evaluation and or treatment. Some times this is dictated by your health plan, who may have a 1-800 number on the back of your card for behavioral health referrals.
See a professional. Testing for adhd or other diagnosis, really is a question of differentiating the possibly diagnosis from others and assessing co-existing disorders which can often lead dto to other educational or treatment needs - ped. Neurologists, psychiatrists and psychologists can help assess assessment vary in depth and cost for more see: http://www.Adhdassessment.Com.