Dr Brajesh Kunwar, MBBS, MD Medicine, DM Cardiology, is a senior interventional cardiologist at Apollo Hospitals. He has performed more than 25,000 coronary interventions including those assisted by imaging techniques like intra vascular ultrasound (IVUS) and optical coherence tomography (OCT). He is especially trained in Implanting pacemakers and automatic implantable cardioverter defibrillator (AICD) and has done more than 1000 pacemaker procedures.