How to Get an ADHD Assessment From a Private Provider It could take months or even years for an ADHD assessment from the NHS. This is due to a deficiency of specialists and the high demand for services. Private clinics offer a quicker and more complete option than the NHS. https://psychiatryuk53018.digiblogbox.com/55078176/15-interesting-facts-about-adhd-diagnosis-private-that-you-never-knew