George Ansstas, MD

George Ansstas, MD

Medical Oncologist, Neuro-Oncologist

Primary Academic Title

Professor of Medicine, Section of Medical Oncology, Division of Oncology, WashU Medicine

Clinical Expertise

As a member of our brain tumor and skin cancer specialist teams, Dr. Ansstas cares for patients diagnosed with brain tumors, skin cancer & melanoma through treatment and recovery. Learn more about Dr. Ansstas and the Brain Tumor Center at Siteman.

Research Interest

Glioblastoma, genetics and epigenetics, melanoma

Education

  • 2001: MD, University of Tishreen, Latakia, Syria

Training

  • 2001 - 2003: Resident, anatomic and clinical pathology, Tishreen University Hospital, Lattakia, Syria
  • 2004 - 2007: Resident, internal medicine, Saint Louis University Medical Center, St. Louis
  • 2008 - 2011: Fellow, hematology and oncology, Washington University, St. Louis

Board Certification

  • 2007: American Board of Internal Medicine
  • 2011: American Board of Internal Medicine, Medical Oncology
  • 2011: American Board of Internal Medicine, Hematology

Selected Research Publications

Interobserver variability in histopathologic diagnosis of melanocytic neoplasms.
  • Alexander NA, Park M, Shin H, [...] Ansstas G, [...] Chen DY
  • J Am Acad Dermatol 2026
Real-world outcomes of talimogene laherparepvec as salvage therapy for advanced melanoma.
  • Yamada MM, Chandrasekhar S, Gooley TA, [...] Ansstas G, [...] Chen DY
  • J Immunother Cancer 2025
PARP inhibitors in melanoma treatment: potential, challenges, and future directions.
  • Anaeme A, Moussa K, Mansour AN, Nassief G, Ansstas G
  • Front Oncol 2025
Recent Advancements in Cell-Based Therapies in Melanoma.
  • Nassief G, Anaeme A, Moussa K, Mansour AN, Ansstas G
  • Int J Mol Sci 2024
Efficacy of PARP inhibitor therapy after targeted BRAF/MEK failure in advanced melanoma.
  • Phillipps J, Nassief G, Morecroft R, [...] Ansstas G
  • NPJ Precis Oncol 2024
Where Are We Now with Oncolytic Viruses in Melanoma and Nonmelanoma Skin Malignancies?
  • Nassief G, Anaeme A, Moussa K, Chen D, Ansstas G
  • Pharmaceuticals (Basel) 2024

Contact Information

  • Gary C. Werths Building at Siteman Cancer Center

    4500 Forest Park Avenue
    Saint Louis, MO 63108

  • West St. Louis County

    Medical Office Building 2, 10 Barnes West Drive
    Creve Coeur, MO 63141

Phone Numbers

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