Dr. Ajay Kaul is one of the best Cardiologist in Delhi .Dr. Ajay Kaul has a vast surgical experience of over 15000 cardiac operations. Dr. Ajay Kaul has a vast surgical experience of over 15000 cardiac operations. Dr. Ajay Kaul is a versatile surgeon whose surgical spectrum ranges from total arterial coronary bypass surgery, Paediatric cardiac surgery, valve repairs, surgery for aneurysm and surgery for cardiac failure.