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, but the wait is long. Some patients have reported waiting for three years. GPs may refer patients to private clinics or prescribe medications https://psychiatry-uk92724.myparisblog.com/30206186/how-to-find-the-perfect-adhd-assessment-private-online