ADHD Assessment - Why It's Better to Get a Private One Instead of Waiting on the NHS The NHS can offer an in-person ADHD assessment however, it's a long wait. Some patients have reported waiting for three years. The GP may refer patients to private clinics or prescribe medications under https://israeluyrmh.blogvivi.com/29808227/this-is-the-history-of-adhd-assessment-private-in-10-milestones