Roy Vongtama, M.D.

Roy Vongtama, M.D.

Dr. Vongtama is a board-certified radiation oncologist currently affiliated with Cedars-Sinai Marina del Rey Hospital in greater Los Angeles. He is a member of the American Society for Therapeutic Radiology & Oncology. He earned his medical degree from the University at Buffalo, School of Medicine and Biomedical Sciences. Dr. Vongtama completed his internship at the Graduate Hospital in Philadelphia in 2001 and his residency in the field of Radiation Oncology in 2005.

Procedures Dr. Roy Vongtama Performs at Cedars-Sinai Marina del Rey Hospital

  • Radiotherapy

Insurance Accepted

  • Aetna Choice POS II
  • Aetna
  • Medicare

Languages Spoken

  • English
  • Spanish

Education & Training

Medical Degree

University Of Buffalo SUNY School Of Medicine & Biomedical Sciences


UCLA Medical Center


Memberships & Affiliations

  • American Society for Therapeutic Radiology & Oncology American Society for Therapeutic Radiology & Oncology
  • Publications & Media

    • Prospective study of stereotactic radiosurgery without whole brain radiotherapy in patients with four or less brain metastases: incidence of intracranial progression and salvage radiotherapy.

      Chitapanarux, I., Goss, B., Vongtama, R., Frighetto, L., De Salles, A., Selch, M., Duick, M., Solberg, T., Wallace, R., Cabatan-Awang, C., Ford, J.; J Neurooncol.

    • Efficacy of radiation therapy in the local control of desmoplastic malignant melanoma.

      Vongtama, R., Safa, A., Gallardo, D., Calcaterra, T., Juillard, G.; Head Neck.

    • Sinonasal undifferentiated carcinoma: case series and literature review.

      Kim, B. S., Vongtama, R., Juillard, G.; Am J Otolaryngol.

    • Early nodal response as a predictor for necessity of functional neck dissection after chemoradiation.

      Vongtama, R., Lee, M., Kim, B., Sercarz, J., Lin, K., Suchard, M. A., Lee, S. P., Juillard, G.; Cancer J.

    • Effect of pelvic lymph node irradiation in salvage therapy for patients with prostate cancer with a biochemical relapse following radical prostatectomy.

      Kim, B. S., Lashkari, A., Vongtama, R., Lee, S. P., Parker, R. G.; Clin Prostate Cancer.