Pacific Cardiovascular Associates Medical Group

Cardiologists serving all of Orange County


Laguna Hills 

24022 Calle de la Plata,       Suite 500
Laguna Hills, CA 926506
Phone: (877) 430-7337
Fax: () 430-7376


681 South Parker Street,   Suite 100
Orange, CA 92868
Phone: (877) 430-7337
Fax: (714) 602-2235

Long Beach

790 E. Willow Street,

Suite 150
Long Beach, CA 90806
Phone: (877) 430-7337
Fax: (877) 430-7376

Dr. Francesca A. Byrne is a board certified Pediatric Cardiologist with additional expertise in non-invasive imaging including fetal echocardiography.

Dr. Byrne completed undergraduate school at Dartmouth College, where she earned a bachelor's degree in French. She then obtained her medical degree at the University of Colorado School of Medicine in Denver, where she was awarded for her exceptional commitment to medicine. She then completed her residency in Pediatrics at New York Presbyterian Weill Cornell Medical Center. She subsequently completed Pediatric cardiology fellowship training at the University of California, San Francisco.

Dr. Byrne is a board certified Pediatric Cardiologist and board certified Pediatrics with additional expertise in non-invasive imaging including fetal echocardiography. Her research on assessment of fetal hearts has been published by peer-reviewed scientific journals and has been presented at national and international cardiology conferences. She is a member of the American Society of Echocardiography, the American College of Cardiology, and the American Academy of Pediatrics.

Dr. Byrne has staffing privileges at Long Beach Miller Children's, Fountain Valley Regional, Saddleback Memorial Medical Center, St Mary's Medical Center, Children's Hospital of Orange County (CHOC), CHOC at Mission, Orange Coast Memorial, and St. Joseph Hospitals.

She enjoys teaching medical students and residents, and takes pride in practicing evidenced-based medicine.

Dr. Byrne is a Pediatric Cardiologist in Orange County and Long Beach. Dr. Byrne travels to PCA's Long Beach, Orange and Laguna Hills Outpatient Facilities.

Francesca Byrne, M.D., F.A.A.P., F.A.C.C.