Dr.Kumar is a Forensic medicine expert and a teacher by profession. He has played vital role in establishing several medical colleges in India and Nepal besides systems and procedures for improving the quality of teaching in medical profession. He is passionate about giving quality medical treatment to the people and believes that no man is too poor to afford the best medical treatment. Due to his love for serving the poorest and marginalized community, he has refrained from working in big hospitals or medical colleges. Currently he serves as the Principal of a medical college in the state of Bihar.