About us

Specialist ADHD care, without the wait

RainbowADHD is a trading name of Rainbow Diagnostics Ltd, a CQC-regulated healthcare provider delivering NHS-commissioned adult ADHD assessments across England via the Right to Choose pathway.

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Dr Inder Sawhney

Consultant Psychiatrist · Clinical Lead

Dr Sawhney leads our clinical service and was shortlisted for Psychiatrist of the Year by the Royal College of Psychiatrists in 2022. Our multidisciplinary team of GMC-registered specialists carries out every assessment to DSM-5 standards.

Evidence-led

Every assessment follows DSM-5 and NICE-aligned best practice.

Human & non-judgemental

A calm, respectful experience — no stigma, no rushing.

Timely

We exist to close the gap between suspecting ADHD and getting answers.

Ready to find out?

The 60-second test is free, anonymous, and the first step toward clarity.