ADHD Assessment - Why it's Important to Get a Private ADHD Diagnosis Anyone who suspects they be suffering from ADHD but has not been diagnosed should get an ADHD assessment. The process can take up to two hours, and it is recommended to bring a family member or acquaintance along. https://shanecmsxb.ambien-blog.com/35977348/a-productive-rant-about-adhd-diagnosis-uk-private