Getting a Private Adult ADHD Assessment A private assessment for adults suffering from ADHD is an alternative if it is suspected that you might be suffering from ADHD but you don't want to go through an examination in public. A private assessment could be conducted by a psychologist or doctor. https://sciencewiki.science/wiki/10_TellTale_Signals_You_Should_Know_To_Get_A_New_Adhd_Assessment_For_Adults