Dr El-Jack is a General and Interventional Cardiologist at North Shore Hospital and Waitemata Cardiology group.He finished his Cardiology training at Greenlane and Auckland City hospitals where he also completed an Interventional Fellowship between 2004-2005. He further completed another interventional cardiovascular fellowship at William Beaumont Hospital, Royal Oak, Michigan, USA (2005-2006).
He has particular interest in ischaemic heart disease, coronary and non-coronary angioplasty and stenting and in Interventional Cardiology Research