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