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Rena D. Callahan, MD

Medical Oncologist

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Conditions Treated Asbestosis Laryngeal Cancer Lung Cancer Ovarian Cancer Pericardial Mesothelioma Peritoneal Mesothelioma Pleural Mesothelioma Testicular Mesothelioma

  • Bio & Insurance Information

    Dr. Rena Callahan is a specialist in medical oncology in Santa Monica, California and she is affiliated with many local hospitals, like Henry Mayo Newhall Memorial Hospital and UCLA Medical Center. She graduated from Perelman School of Medicine at the University of Pennsylvania where she got her medical degree. She did her residency program in internal medicine at UCLA Medical Center. She also did a fellowship in hematology/oncology at the same institution. The doctor is board certified in internal medicine, hematology, and medical oncology and she has a practical experience of more than 20 years.

  • Education & Training


    Perelman School of Medicine at the University of Pennsylvania

    Medical School


    UCLA Medical Center



    UCLA Medical Center


  • Board Certifications

    American Board of Internal Medicine

    American Board of Internal Medicine - Hematology

    American Board of Internal Medicine - Oncology

  • Hospital & Practice

    Henry Mayo Newhall Memorial Hospital

    Languages: English/Spanish

    (661) 200-2000

    23845 McBean Pkwy

    Valencia, California 91335

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    Ronald Reagan UCLA Medical Center

    Languages: English/Spanish

    (310) 825-9111

    757 Westwood Plaza

    Los Angeles, California 90095

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    UCLA Medical Center, Santa Monica

    Languages: English/Spanish

    (424) 259-6000

    1250 16th St

    Santa Monica, California 90404

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  • Publications & Memberships

    Dr. Rena D. Callahan has contributed to 2 publications.

    Ado-Trastuzumab Emtansine in Metastatic HER2-Positive Breast Cancer.

    Callahan, R.; J Adv Pract Oncol. 2014 Jul 18.

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    Human epidermal growth factor receptor-2-positive breast cancer: Current management of early, advanced, and recurrent disease.

    Callahan, R.,Hurvitz, S.; Curr. Opin. Obstet. Gynecol.. 2011 Apr 19.

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    American Society of Clinical Oncology