ADHD Assessment - Is it Right For You? A private assessment can take between two and three hours and includes a thorough clinical interview with an ADHD specialist. It is helpful to bring along a friend or family member for support, but this is not necessary. A full psychiatric history https://psychiatry-uk27761.fare-blog.com/29489020/20-irrefutable-myths-about-adhd-diagnosis-private-uk-busted