ADHD Diagnosis - Getting the Right One From the NHS The NHS requires that people undergo a thorough examination in order to receive a proper ADHD diagnosis. The BBC investigation revealed that a few private clinics could be giving inaccurate diagnoses and prescribing inappropriate treatment. A legitimate diagnosis of ADHD https://telegra.ph/20-Things-You-Must-Be-Educated-About-ADHD-Diagnosis-UK-Private-03-06