Dr Chow did his specialist cardiology training at Imperial College. He was appointed as consultant cardiologist in 2002 at The Heart Hospital UCLH, where he helped build one of the busiest and most respected centres in the UK. Dr Chow is an Honorary Senior Lecturer at UCLH, a Fellow of the Royal College of Physician and an examiner for the University of London.
Dr Chow is an electrophysiologist treating large volumes of patients with ventricular tachycardia, atrial fibrillation, CRT/defibrillators and lead extractions. He also implants watchman devices for stroke prevention. He provides arrhythmia services for Berkshire, Central and North London.