How to Get an ADHD Assessment in a Shorter Time If you are an existing NHS patient in England you can to obtain an ADHD assessment via the Right to Choose path. This is faster than using NHS. Private assessments are conducted by a psychiatrist, psychologist or a specialist nurses. https://private-adhd-assessment57776.blogrelation.com/35924287/a-guide-to-adhd-diagnosis-private-from-start-to-finish