[4] Presently Dr. Talwar is working in PSRI Hospital Sheikh Sarai, New Delhi as the chairman of Cardiac Sciences Talwar, born on 30 April 1946[5] at Payal, a small town in Ludhiana district in the north Indian state of Punjab, did his early education in his home town and the neighboring city of Jalandhar and graduated in medicine (MBBS) from Punjabi University, Patiala in 1969.[6] His career started at his alma mater, PGIMER, in December 1977, as a member of faculty where he worked for three years before moving to the All India Institute of Medical Sciences (AIIMS), Delhi, as an assistant professor of cardiology in 1980.He is a former chairman of the Medical Council of India[8] and the incumbent chair of the Board of Governors of the National Institute of Technical Teachers’ Training and Research, Chandigarh (NITTTR).[10] After introducing the endomyocardial biopsy (EMB) procedure at AIIMS in 1986, he deployed the technique in the evaluation and diagnosis of tropical heart muscle diseases, and his findings on the occurrence of inflammatory myocarditis in Takayasu's arteritis patients have been documented, the first instance the topic was published in medical literature.[11] The introduction of multisite pacing system for managing heart failure and pioneering efforts in electrophysiology and cardiac pacemakers are some of his other notable contributions.