How to Get an ADHD Assessment From a Private Provider It can take months or even years for an ADHD assessment from the NHS. This is due to a lack of specialists and high demand for services. Private clinics offer a more efficient and more complete option than the NHS. https://privateadhdassessment69999.fare-blog.com/29960503/5-arguments-adhd-diagnosis-private-is-actually-a-great-thing