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 reported waiting for three years. The GP may refer patients to private clinics or prescribe medications https://gunnerxbfvl.pointblog.net/it-s-time-to-extend-your-adhd-assessment-private-options-71469394