Dr. April Vassantachart is a board-certified radiation oncologist at the Vasek Polak Radiation Oncology Department at Providence Saint John’s Health Center in Santa Monica, where she provides compassionate, patient-centered cancer care. She specializes in treating a broad range of malignancies—including breast cancer, central nervous system, and gynecologic cancers—using advanced techniques such as stereotactic radiosurgery and stereotactic body radiation therapy.
Dr. Vassantachart earned her medical degree from Loma Linda University School of Medicine and completed her residency training in Radiation Oncology at the Keck School of Medicine of the University of Southern California, following a preliminary internal medicine internship at Loma Linda. She is certified by the American Board of Radiology in Radiation Oncology.
Committed to individualized care, Dr. Vassantachart believes in partnering closely with each patient to develop treatment plans tailored to their unique needs and goals. She values clear communication, shared decision-making, and supporting patients and their families throughout the cancer journey with empathy, respect, and clinical excellence.