ADHD Assessment - Why It's Better to Get a Private One Instead of Waiting on the NHS The NHS offers the option of a private ADHD assessment however, the wait can be long. Some people reported waiting three years. GPs may refer patients to private clinics or prescribe medications under https://privateadhdassessment21974.anchor-blog.com/10154298/why-adhd-assessment-private-will-be-your-next-big-obsession