ADHD Diagnosis - Getting the Right One From the NHS To give people an accurate diagnosis of ADHD, the NHS requires a thorough evaluation. The BBC investigation found that some private clinics may be giving an unreliable diagnosis or prescribing the wrong medications. A valid ADHD diagnosis is based on https://wyatt-thomas-3.federatedjournals.com/why-private-assessment-for-adhd-is-harder-than-you-imagine/