How to Get an ADHD Private Diagnosis Achieving an ADHD private diagnosis can make significant changes to your behaviour, perspective and plans. Booking an assessment is not enough. GPs cannot diagnose ADHD. They are able to refer you to specialist for an assessment. This usually involves an audiologist or psychiatrist. https://telegra.ph/The-Reason-Why-Adding-A-ADHD-Diagnosis-Private-To-Your-Lifes-Activities-Will-Make-All-The-The-Difference-03-07