How Much Does a Private ADHD Assessment Cost? It can take a long time to diagnose ADHD in adults. A psychiatrist will want to look at your symptoms since the time you were a child, which may mean the search for old school reports at the back of your cupboard. https://mentalhealth65140.blog-mall.com/29794302/the-reasons-adhd-diagnosis-private-could-be-your-next-big-obsession