ADHD Diagnosis - Getting the Right One From the NHS The NHS requires that people undergo a thorough examination for a proper ADHD diagnosis. The BBC investigation found that certain private clinics might provide inaccurate diagnoses and prescriptions. A valid diagnosis of ADHD is based on the number, severity of, https://telegra.ph/Why-Everyone-Is-Talking-About-ADHD-Diagnosis-Private-Right-Now-06-10