After completing her primary education at Sujatha Vidyalaya Matara she entered Devi Balika vidyalaya Colombo to further her education. 
Following her elder brother and the sister’s footsteps, she entered the medical faculty of the University of Colombo, while being ranked as the 21st student in the island from the bio stream. 
Being an extremely hard working, goal oriented and disciplined young lady, she completed her education at the medical faculty without any setbacks and passed out as a young budding doctor in the year 1981. 
After completing her internship in Galle, she ventured into the private medical sector. During this period she obtained her Diploma in family medicine from the University of Colombo and also developed her skills in immunization. She is also a certificate holder from the Boston University on paediatric nutrition. She has also participated in many workshops conducted in Spain, Philippine and China on immunization. 
She was involved in lionism since 1987 when her spouse Past District Governor Lakshman Wijesinghe joined the Lions club of Wattala. She herself became a lion in the year 2008 in the same club. 
Dr. Anoma was appointed President of this prestigious club in the year 2017/2018 and was selected as the first runner up, at the convention of district 306 B1, by achieving 35 awards, three medals and a certificate from the International President. As President, she invited 11 new members to the club, out of which 10 were ladies. Thereafter, she was appointed as Zone Chairperson in 2018/2019 and Lions Clubs International selected her as the best Zone chairperson of district 306 B1 in that year. She is also a graduate of the PID Lion chuck Wijenathen Training Institute for emerging Leaders and a certified guiding Lion. 
During her carrier as the 1st lady, she committed herself immensely for the betterment of the district. In 2020 she offered herself to the office of 2nd vice district Governor and was elected uncontested. Dr. Anoma is the first lady to hold the office of 2nd vice district Governor in District 306 B1. 
This ambitious lady is a popular general practitioner in Wattala area and also a well-known doctor for immunization and offer her services at number of leading medical institutions in Colombo. 
Dr. Anoma Wijesinghe is married to Past District Governor Lakshman Wijesinghe who is a proprietor businessman.  They are blessed with two daughters who are qualified western medical doctors.