ADHD Assessment - Is it Right For You? A private assessment will last up to two hours and involves a comprehensive medical interview with an ADHD specialist. It is beneficial to bring with you a family member or friend for assistance, but it is not necessary. A complete psychiatric record https://psychiatry-uk22643.tinyblogging.com/17-signs-to-know-you-work-with-adhd-assessment-uk-private-73603188