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Dr Simon Chapman

Consultant Paediatric in Endocrinology/Diabetes

Year Qualified

Special Interests

  • Adolescent Care and Transition
  • Diabetes and obesity
  • Diabetes and obesity in children and adolescents
  • Eating disorders
  • Endocrinology
  • Metabolic & Bariatric Surgery


Dr Simon Chapman is a Consultant in Paediatrics and Adolescent Medicine.

Child and Adolescent Eating Disorders
Simon has worked in the Maudsley Child and Adolescent Eating Disorders Service since 2010 overseeing the medical assessment of young people with eating disorders. He is also national lead for a standard setting group in adolescent eating disorders, and founding trustee of the British Eating Disorders Society, a charity promoting education across different disciplines in this area. He publishes actively on this topic and teaches nationally and internationally.

Adolescent diabetes and obesity
Since 2015 King’s has been one of 5 national centres offering bariatric surgery to adolescents. Simon has co-developed a thorough pathway assessing young people’s eligibility for bariatric surgery with input from nursing, dietetic and psychological perspectives, as well as general medical, diabetes and endocrine. He has published in this area and teaches nationally. He also leads the adolescent/transition diabetes service jointly with adult diabetes colleagues.

King’s Adolescent Outreach Service (KAOS)
In 2018, Simon co-designed and launched a Red Thread youth-work led, consultant-supervised service, offering biopsychosocial assessment and support of adolescent inpatients, especially those under adult services. KAOS were runners up in the Lamy Awards in 2018 and have presented their model nationally.

General Paediatrics
Simon is on the acute general paediatric rota.

Education and Training
Simon is an MRCPCH examiner and honorary senior lecturer, teaching within KCL as well as nationally.

Simon is a medical information officer leading Child Health in the implementation of the Epic platform scheduled to go live in 2023. He is also a software developer for the Royal College of Paediatrics and Child Health and has built and implemented the RCPCH Digital Growth Chart Platform, now live nationally.

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