Thalia C. Mok, MD

Maternal and Fetal Medicine
Accepting new patients
Primary Location
UCLA Health Santa Monica Maternal Fetal Medicine
1245 16th Street
Suite 312
Santa Monica, California 90404


Dr. Mok is a Health Sciences Assistant Clinical Professor of Obstetrics and Gynecology. She received her medical degree from Case Western Reserve University School of Medicine. Dr. Mok completed both her residency in obstetrics and gynecology and fellowship in maternal-fetal medicine at the UCLA School of Medicine. 

Her clinical interests include management of high-risk pregnancies, prenatal diagnosis, cardiovascular disease in pregnancy, hypertensive disorders of pregnancy, and venous thromboembolism and thrombophilias. Her primary research has been focused on surveillance of monochorionic-diamniotic twin gestations, optimization of care and outcomes in pregnancies complicated by cardiovascular disease, and the prevention of obstetric venous thromboembolism.




Medical Board Certification

Obstetrics and Gynecology, American Board of Obstetrics and Gynecology, 2021


Maternal & Fetal Medicine, UCLA School of Medicine, 2022


Obstetrics & Gynecology, UCLA School of Medicine, 2019


MD, Case Western Reserve Univ School of Medicine, 2015

Hospital Affiliations

Ronald Reagan UCLA Medical Center

UCLA Santa Monica Medical Center

Areas of Focus

Obstetric venous thromboembolism
Cardiac disease in pregnancy
High risk pregnancy
Prenatal diagnosis
Hypertensive disorders of pregnancy