ADHD Assessment - Is it Right For You? A private assessment will take between two and three hours and involves a comprehensive medical interview with an ADHD specialist. It is useful to bring with you a friend or family member for support, but it's not required. A complete psychiatric history https://psychiatristuk62618.madmouseblog.com/10311184/5-laws-everybody-in-adhd-assessment-uk-private-should-know