Dr. Nandi Wijesinghe was born on December 30th, 1938 in Kandy, Sri Lanka, spending most of his childhood in Galle, Sri Lanka. He attended Mahinda College, Galle from second grade through high school certificate and entered the Faculty of Medicine, Colombo, directly from Mahinda College in 1960, graduating with honors in 1965.
Dr. Wijesinghe interned in pediatrics under Madam Stella De Silva at the Lady Ridgeway Hospital for six months and then at the De Soysa Maternity Hospital in Colombo under Dr. Wedanda.

Completing his internship, Dr. Wijesinghe joined the Sri Lanka Air Force where he spent a year at Katunayke Air Force Base, later becoming the medical officer in charge of the training base in Trincomalee.

In January of 1969, Dr. Wijesinghe immigrated to the United States where he did his residency training at Bronx Lebanon Hospital and Albert Einstein School of Medicine, New York, and completed a fellowship in Maternal Fetal Medicine. Dr. Wijesinghe is board certified in both Obstetrics/Gynecology and Maternal Fetal Medicine. While at Albert Einstein, he was on the volunteer teaching faculty starting as a registrar and later as an associate professor.

In July, 1979 Dr. Wijesinghe moved his family to California and started private practice in Anaheim. He continued his academic affiliation with the University of California, Irvine Medical Center as a volunteer faculty member and resigned from the faculty position three years ago as a full clinical professor.

Dr. Wijesinghe was uniquely privileged to have been the obstetrician of record to deliver the first documented post-menopausal pregnancy in the world. He has dedicated his professional life in providing the highest quality of care regardless of the patient’s ability to pay. He is an active staff member of Anaheim Regional Medical Centre and Western Medical Centre, Anaheim, having served as Chairman of the OB/Gyn department at each of these hospitals. He is highly respected and regarded by his peers who seek his guidance and expertise.

Dr. Wijesinghe is married to Neelakshi Wijesinghe, a board certified pediatrician who worked for the County of Orange Health Department in a clinical and administrative capacity until her retirement four years ago. They have been blessed with three children, two girls and one boy, and four wonderful grandchildren.