ADHD Assessment - Why it's Important to Get a Private ADHD Diagnosis Anyone who believes they may have ADHD but has not been diagnosed with it should undergo an ADHD assessment. The process may take between 2 and 3 sessions. It is best to bring a friend or family member. https://iampsychiatry-com98209.blogstival.com/51758698/five-adhd-diagnosis-private-lessons-from-the-professionals