ADHD Assessment - Why It's Better to Get a Private One Instead of Waiting on the NHS The NHS offers a private ADHD assessment However, the wait is long. Some people have reported waiting for up to three years. GPs may refer patients to private clinics or prescribe medication under https://andresktygb.digitollblog.com/29673636/how-adhd-assessment-private-has-transformed-my-life-the-better