ADHD Assessment - Why It's Better to Get a Private One Instead of Waiting on the NHS The NHS can provide a private ADHD assessment, but it's a long wait. Some people have reported waiting for up to three years. GPs can refer patients to private clinics or prescribe medication https://hectornbpbo.idblogz.com/30250854/the-most-successful-adhd-assessment-private-gurus-are-doing-3-things