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Clin Asst Prof Koh Choong Hou

Clin Asst Prof Koh Choong Hou

MBBS, MMed (Int Med), MRCP (UK), DipAvMed (UK), ASCeXAM (Testamur)

Senior Consultant

National Heart Centre Singapore

Specialty: Cardiology

Clinical Interest: Echocardiography, Cardiovascular Rehabilitation & Preventive Cardiology, Sports Cardiology

Conditions Treated by this Doctor:
Cardiovascular Rehabilitation, Coronary Artery Disease, Heart Failure, High Blood Pressure (Hypertension) Management.

Clinical Appointments

  • Senior Consultant Department of Cardiology National Heart Centre SingaporeNational Heart Centre Singapore
  • Visiting Consultant Department of General Medicine Changi General HospitalChangi General Hospital


Clinical Assistant Professor Koh Choong Hou is a Senior Consultant from the Department of Cardiology.

He graduated from the National University of Singapore in 2003, and joined the Republic of Singapore Airforce from 2004 to 2018 as an Aviation Medical Officer, obtaining the post graduate Diploma in Aviation Medicine in 2006. Between 2009 and 2017, he completed his training in Internal Medicine and subsequently General Cardiology, obtaining MRCP and Mmed (Int Med) in 2011. He completed his examination in Special Competence in Adult Echocardiography awarded by the National Board of Echocardiography (USA) in 2018

He is also an appointed Visiting Consultant to Changi General Hospital's Department of General Medicine, where he is involved in the medical certification of civilian aircrew, in the Changi Aviation Medicine Centre."

He subspecialises in Echocardiography (TTE, TEE and Stress Test), Cardiac Rehabilitation and Sports Cardiology (Cardiopulmonary Exercise Testing), with a keen interest in Aviation Cardiology (specifically in the evaluation and certification of aircrew with cardiac conditions).


  • Special Competence in Advanced Peri-operative Transesophageal Echocardiography (Advanced PTEeXAM, Testamur), 2019
  • Special Competence in Adult Echocardiography (ASCeXAM, Testamur), 2018
  • Specialist Accreditation (Cardiology), 2017
  • Specialist Accreditation (Aviation Medicine), 2014
  • M Med (Int Med), 2011
  • MRCP (UK), 2011
  • Diploma in Aviation Medicine (UK), 2006
  • MBBS (Singapore), 2003

Professional Appointments and Committee Memberships

  • Senior Consultant, Department of Cardiology, National Heart Centre Singapore, May 2024 to Present
  • Director, SAF Cardiac Fitness Centre, National Heart Centre Singapore, January 2022 to April 2024
  • Consultant, Department of Cardiology, National Heart Centre Singapore, May 2021 to April 2024
  • Clinical Assistant Professor, Duke-NUS Medical School, January 2022 to Present
  • Associate Consultant, Department of Cardiology, National Heart Centre Singapore, 2019 to April 2021
  • Adjunct Instructor, Duke-NUS Medical School, 2019 to Present
  • Member, SAF Cardiac Fitness Centre Medical Committee, 2019 to Present
  • Physician Faculty Member, Singhealth Cardiology Residency Programme, 2019 to Present
  • Member, NHCS Risk Management Committee, 2019 to Present
  • Assistant Programme Director, Republic of Singapore Air Force Aviation Medicine Subspecialty Training Programme, 2017 to 2019
  • Medical Assessor, CAAS (Civil Aviation Authority of Singapore) Civil Aviation Medical Board, 2015 to Present
  • ACLS Instructor/Examiner, SingHealth Duke-NUS Institute of Medical Simulation (SIMS) – IMSE, 2012 to Present


Research Interests


  • ​Narrow Complex Tachycardia provoked by the Valsalva manoeuvre. Koh CH, Foo D, Ng KS, Chong CH. Singapore Med Journal 2009: 50(4): 438-440.
  • Contact Urticaria from an Oxygen Mask in a Military Pilot. Gan WH, Koh CH, Low R. Aviation Space Environment Med 2010; 81: 785-788.
  • Transient Acute Left Ventricular Dysfunction Post Pericardiocentesis for Cardiac Tamponade. CYE Sng, Koh CH, AM Lormada, Tan SY. Journal of Cardiology Cases 12 (2015) pp 133 – 137.
  • Impact of Chronic Kidney Insufficiency on Cardiovascular Outcomes in Patients that Undergo Coronary Revascularization: A Historical Review. Koh CH, YSK Sin, YST Kee, WCJ Tan. ASEAN Heart Journal Nov 2016.
  • Intermittent Ventricular Pacing During Supraventricular Tachycardia - Tachycardia within a tachycardia? Koh CH, Ching CK. Journal of Electrocardiography 50 (2017) 251-256.
  • Congenital Partial Absence of Pericardium: A Mimic of Arrhythmogenic Right Ventricular Cardiomyopathy. Foo, J. S., Koh, C. H., Sahlén, A., Tang, H. C., & Lim, C. P. Case reports in medicine, 2018, 4297280. doi:10.1155/2018/4297280
  • Outcomes of primary percutaneous coronary intervention in acute myocardial infarction due to unprotected left main thrombosis: The Asia-Pacific left main ST-Elevation Registry (ASTER). Yap J, Singh GD, Kim JS, Soni K, Chua K, Neo A, Koh CH, Armstrong EJ, Waldo SW, Shunk KA, Low RI, Hong MK, Jang Y, Yeo KK. Journal of Interventional Cardiology (JOIC). 2017; 1-7.

Research Trials