Dr. Suraweera graduated with a second class (upper) honours from the Faculty of Medicine, Colombo in 2005. During her training period in Psychiatry, she won the Bobby Somasundarem Gold Medal for the Best Performance in the Selection Examination in Psychiatry and Dr. Raghavan Kulanayagam Gold Medal for the Best Essay in Psychiatry. She completed the MD in Psychiatry in 2013 becoming the first in the order of merit. She had her overseas training in United Kingdom, becoming the first trainee in the world to be selected to undergo training in Psychiatry under the Medical Training Initiative program. Dr. Suraweera was board certified as a Consultant Psychiatrist in 2015.