This complex of facilities caters to about 1.5 million outpatients and 80,000 inpatients every year .The number of surgical operations performed at AIIMS last year was over 100,000. Coronary bypass surgery in progress at Cardiothoracic Centre, AIIMS. Shri Devi Ram, the first heart transplant patient in India, operated on 3 August 1994 at AIIMS..