Just one Norfolk have a detailed website with information and advice related to health:

Health Advice & Support for Children & Families (justonenorfolk.nhs.uk)

If you are planning on seeking a private diagnosis this webpage talks about what to look for in a service to ensure it will be accepted:

Neurodevelopmental services - Advice on seeking neurodevelopmental assessments - Norfolk County Council

You have the right to choose the provider when your child or young person is referred for a physical or mental health condition:

Patient choice at the point of referral - Norfolk & Waveney Integrated Care System (ICS (improvinglivesnw.org.uk)