After Completing graduation in dentistry, Dr.Raina joined the elite Indian Armed Forces as Dental Surgeon. She left Army voluntarily in the Rank of Major for a stint of about 02 years in Paris, France. During her stay in the Army, she managed the Dental Centers at Ranchi, Nasik, Independent Charge of Dental Centre of base Hospital Delhi, and the Prestigious Command Military Dental Center, New Delhi(CMDC). Post Army, Dr. Raina practiced Dentistry for over 16 years till date. Her practice includes a teaching stint in Army College Of Dental Sciences, Secunderabad, ECHS Polyclinics in various Army locations, as a consultant Dental Surgeon in both private and also in the well-known Corporate sector like Aditya Birla Memorial hospital.