Dr. Arun Kumar Bag commenced his private practice specializing in Obstetrics & Gynaecology (O&G / Women Health Specialist) at Pusat Pakar Wanita Arun in Ampang in 1993.He began his medical career in 1975 in the General Hospital, Kuala Lumpur and was initially trained in Orthopaedics. With a Full Registration from the General Medical Council, he continued his studies in Obstetrics & Gynaecology, his passion, in the United Kingdom at various places, to gain more experience and obtain his postgraduate degree.After a few years in the United Kingdom, he returned home and was attached with General Hospital Kuala Lumpur as Specialist in O & G in 1990.He joined KPJ Ampang Puteri Specialist as Sessional Consultant effective June 1999.