ADHD Assessment - Is it Right For You? A private assessment can take up to 2 hours, and includes a clinical interview with an expert in ADHD. It is beneficial to bring along a family member or a friend to provide support, but it's not required. A complete psychiatric history https://privateadhdassessment02211.blogdal.com/29815115/adhd-assessment-uk-private-explained-in-less-than-140-characters