Dr Taneja did his BDS from Pb Govt Dental College & Hospital Amritsar in 1968. He did his MDS in the field of Orthodontics in 1971 from King George Medical College Lucknow. He is in private practice for the last 42 years. He was awarded fellowship by International College of Dentists USA in the year 1983 for his outstanding contribution in the field of Dentistry. He was elected President of Indian Dental Association Delhi State in the years 1991-1993.He was the founder member of IDA South Delhi Branch. Then he became President of this branch in 1998-99.He took training in Implantology in India and USA . He is doing Implant dentistry since 2006.