ADHD Assessment - Is it Right For You? A private assessment could take between 2 and 3 hours and includes a clinical interview with an expert in ADHD. It is useful to bring with you a family member or a friend to provide assistance, but it is not required. A https://elliotfjbxr.sharebyblog.com/29741028/10-no-fuss-ways-to-figuring-out-your-adhd-assessment-uk-private