Mr John Yap

Mr John Yap


Cardiothoracic Surgery

33 years of experience
18 years as a specialist

Languages spoken

  • English
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Registered with

  • General Medical Council: 3191897
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    Practices worked at

    The Harley Street Clinic

    35 Weymouth Street, london, United Kingdom, W1G
    180 reviews

    New Malden Outpatients and Diagnostics

    Clarence Avenue, New Malden, United Kingdom, 0000
    2 reviews


    Mr John Yap is a Consultant Cardiac Surgeon and clincal lead for the major aortic program at The Heart Hospital, University College London Hospitals. He iis also a co-founder of London Heart Specialists, Harley Street Clinic. He specialises in the surgical and endovascular treatment of valvular heart disease, Marfan syndrome and diseases of the thoracic aorta (including aortic dissection and aneurysms).

    Mr Yap completed his medical degree at Glasgow University and went on to specialise in general surgery. He obtained a fellowship with the Royal College of Physicians and Surgeons, Glasgow in 1992. Following this, he undertook further cardiothoracic surgery in London and a research fellowship at Mayo Clinic, USA. He was awarded a Doctorate of Medicine for his research into gene therapy. 

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    Medical procedures

    • Aortic Surgery 
    • Gene Therapy 
    • Coronary Artery Surgery 
    • Valve Repair or Replacement 



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    Special interests

    • Diseases of the Thoracic Aorta (including aortic dissection and aneurysms) 
    • Marfan syndrome
    • Valvular heart disease


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    MBChB Glasgow University 1986

    MD Mayo University, USA 1998

    FRCS Royal College of Physicians and Surgeons Glasgow 1992

    FRCS(CTh) Intercollegiate Royal Colleges of Surgeons, UK 2002

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