Having worked with several hospitals, he has 24 years of relevant experience. Dr. D K Agarwal works at Apollo Hospital currently. Besides being affiliated with many hospitals, he has been professionally active in other important ways. He has been an active member of various organisations, including Life Member Association of Physicians of Indian 1990, Life Member Indian Society of Electrocardiology 1990. He earned his MBBS from Agra University. Thereafter, Dr. D K Agarwal earned MD from and DNB from Nephrology - National Board of Examination, India.