How to Get an ADHD Assessment in a Shorter Time If you are an existing NHS patient in England you can to access an ADHD assessment through the Right to Choose path. This is faster than using NHS. Private assessments are carried out by a psychologist, psychiatrist, or specialist nurse. https://private-psychiatry31745.wizzardsblog.com/29713851/why-is-this-adhd-diagnosis-private-so-beneficial-in-covid-19