A native Californian, Dr. Woo graduated from the California College of Podiatric Medicine (now called the California School of Podiatric Medicine at Samuel Merritt University). After medical school, she completed two years of residency training, including one year at LAC+USC.

She has been working in the Los Angeles area and the San Fernando Valley for 20 years, and has hospital privileges at the nearby hospitals Silver Lake Medical Center in the Silver Lake neighborhood of Los Angeles and Mission Community Hospital in Panorama City in the Valley.