Harley Street Mental Health offers one of the best adult ADHD assessments in the UK, combining clinical excellence with compassionate care. Our assessments are led by experienced consultant psychiatrists, use validated diagnostic tools, and are compliant with NICE and AQAS standards. We specialise in complex and subtle presentations, including diagnosing ADHD in women, late-diagnosed adults, and individuals from diverse cultural backgrounds. You’ll receive a detailed diagnostic report, treatment recommendations, and personalised support.