ADHD Assessment - Why It's Better to Get a Private One Instead of Waiting on the NHS The NHS offers an individual ADHD evaluation However, the wait is long. Some people reported waiting three years. The GP may refer patients to private clinics or prescribe medications under a shared-care agreement https://dallasxhjbo.suomiblog.com/what-is-adhd-assessment-private-and-how-to-use-it-45428767