Dr. Tupas was born and raised in the Philippines, where she obtained her Medical Degree from the University of Santo Tomas, in Manila, the oldest Catholic University in the Far East. She then did a one-year Rotating Internship at the Makati Medical Center, also in Metro Manila, after which she engaged in General Practice for four years while she raised a family.

She finished her three-year Pediatric Residency at Lincoln Medical and Mental Health Center in Bronx, New York as well as the Westchester Medical Center in Valhalla, New York, where she was Assistant Chief Resident during her PL-3 year. After this, she joined the Pediatric Emergency Room Attending Staff at Lincoln Hospital for one year.

She later joined the Children’s Hospital of Orange County Ambulatory Care Services where she is currently the Medical Director, as well as the Pediatric Residency Co-Coordinator for Adolescent Medicine and Medical Director of the CHOC Spina Bifida Clinic.

Dr. Tupas is part of the general pediatrics group called PACC (Pediatric and Adolescent Comprehensive Care Medical Group).