Practicing from more than 23 years, Dr. Raja Nag has built up a stellar reputation as an Interventional Cardiologist in Kolkata. He is well-known for handling complicated medical techniques, such as cardiac procedures, coronary angiogram, coronary angioplasty/bypass surgery, pacemaker implantation, ICD implantation, cardiac catheterisation, rheumatic heart disease treatment, medical management of heart failure, general cardiology, and pacemaker checking. Dr. Raja’s academic achievements include DNB in Cardiology from Railway Hospital, Chennai, MD in General Medicine from Gauhati Medical College and Hospital, and MBBS from Gauhati Medical College and Hospital, Guwahati. Training in ‘Non Invasive – Echocardiography Transthoracic and Transesophageal’ is another of his achievements. Currently, Dr. Raja is attached to Apollo Gleneagles Hospital Salt Lake and Apollo Clinic Salt Lake in the capacity of Cardiologist. His previous designations were as Consultant Cardiologist at Vijetha Heart Hospital and Bankers Heart Institute. He is a member of the Cardiological Society of India (CSI).