ADHD Diagnosis - Getting the Right One From the NHS For people to get an accurate diagnosis for ADHD, the NHS requires a thorough evaluation. The BBC investigation revealed that a few private clinics may be handing out inaccurate diagnoses and prescriptions. A valid ADHD diagnosis is based on symptoms, https://wishcheck37.bravejournal.net/a-proactive-rant-about-adhd-assessment-uk-private