Dr William Fysh

Dr William Fysh


Paediatrics (Pediatrics)

53 years of experience
26 years as a specialist


  • Child Mental Health
  • Neonatal Medicine
  • Paediatric (Pediatric) Gastroenterology
  • Paediatric (Pediatric) Respiratory Medicine
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Registered with

  • General Medical Council: 1641716
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    Practices worked at

    The Portland Hospital

    212 Great Portland Street, London, United Kingdom, W1W 5QT
    1,466 reviews

    Urgent Care Centre for Children

    205 - 209 Great Portland Street, London, United Kingdom, W1W 5AH
    0 reviews


    Dr William (John) Smyth is one of country’s leading Consultant Paediatricans, with more than 30 years of experience. He is currently based at The Portland Hospital for Women and Children. He specialises in ambulatory paediatrics, newborn baby checks, feeding problems, gastro-oesophageal reflux, food sensitivities, growth & development; asthma & respiratory problems, skin conditions, immunisations and behavioural problems.

    Dr Smyth graduated from the University of Queensland in 1969. He was awarded a fellowship by the Royal College of Paediatrics and Child Health in 1995 and a further fellowship form the Royal College of Physicians London in 1994. He has worked as a Consultant Neonatologist at the King George V Hospital in Sydney and also as a lecturer and Senior Registrar Kings College Hospital. In 1989 he was appointed as a senior consultant paediatrician at The Portland Hospital, where he is still based.

    In addition to his clinical work he was the chairman of the Paediatric subcommittee at The Portland Hospital and also served as president of the Paediatric Section of the Royal Society of Medicine. He is also a Fellow of the Royal Society of Medicine. He has recently taken up an additional role as Chief Medical Officer at The Fysh Practice and Embryocare Future Family Insurance.

    Diseases, Medical Tests and Treatments

    • Paediatric Dermatology 
    • ADHD Assessment 
    • Attention Deficit Hyperactivity Disorder (ADHD)
    • Food Intolerence 
    • Lactose Intolerence 
    • Reflux and Colic






    • ADHD Assessment
    • Paediatric (Pediatric) Dermatology
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    Special interests

    • Attention Deficit Hyperactivity Disorder (ADHD)
    • Child Development
    • Food Intolerance
    • Lactose Intolerance
    • Reflux and Colic
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    • Bachelor of Medicine Bachelor of Surgery University of Queensland 1969
    • Fellow Royal College of Paediatrics and Child Health 1995
    • Fellow Royal College of Physicians London 1994
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