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 is long. Some patients have reported waiting for three years. GPs may refer patients to private clinics or prescribe medications https://privatementalhealthcare35750.blog4youth.com/29800128/15-shocking-facts-about-adhd-assessment-private-you-ve-never-heard-of