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Gregory A. Masters, M.D.

Dr. Masters
Newark, DE

Dr. Gregory A. Masters

Medical Oncologist

Helen F. Graham Cancer Center

Medical Oncology Hematology Consultants
4701 Ogletown-Stanton Road, S-3400
Newark, DE 19713
(302) 366-1200

Northwestern University–Feinberg School of Medicine, Chicago, IL - 1990

Hospital of the University of Pennsylvania, Philadelphia, PA

University of Chicago Hospitals, Chicago, IL

Dr. Gregory A. Masters, a medical oncologist, is an attending physician and director of the medical oncology fellowship at Christiana Care Health System’s Helen F. Graham Cancer Center located in Newark, Delaware. Additionally, Dr. Masters serves at Thomas Jefferson University Medical School in Philadelphia, Pennsylvania as an associate professor. Prior to assuming his current position at the Helen F. Graham Cancer Center in 2003, Dr. Masters was an assistant professor in the department of medicine at Northwestern University’s Feinberg School of Medicine, an attending physician at Evanston, Northwestern Healthcare, and an instructor in the University of Chicago’s department of medicine.

Educational Background

Dr. Masters earned his medical degree in 1990 from Northwestern University’s Feinberg School of Medicine located in Chicago, Illinois. He then went on to complete his residency in internal medicine at the Hospital of the University of Pennsylvania in Philadelphia. A fellowship in hematology/oncology ensued at the University of Chicago Hospital located in Chicago, Illinois.

Clinical and Laboratory Research

Dr. Masters is board-certified in both internal medicine and medical oncology. While he is primarily recognized for his expertise in the treatment of lung cancer, his clinical and research interests expand beyond that specialty to cancers of the esophagus, gastrointestinal track, and head and neck, as well as to the realms of thoracic oncology and palliative care. Dr. Masters is licensed in Delaware and Illinois as a physician and surgeon.

Additional Work

A noted lecturer and published author on the topic of lung cancer, Dr. Masters is a reviewer for several prominent scientific publications relative to the field of oncology; these include Lung Cancer, The Lancet, Cancer, Journal of Thoracic Oncology, Clinical Lung Cancer, Journal of Clinical Oncology, American Journal of Clinical Oncology, and the British Journal of Cancer. Dr. Masters is a member of several professional organizations, including the American Society of Clinical Oncology, the International Association for the Study of Lung Cancer, the American College of Chest Physicians, the American College of Physicians, the Eastern Cooperative Oncology Group, Cancer and Leukemia Group B, the Radiation Therapy Oncology Group, and the Medical Society of Delaware. Recognized for his professional achievements, Dr. Masters has been bestowed several honors, among them the Christiana Care Health Services Physician Ambassador for Medical Oncology, Fellow of the American Society for Clinical Oncology (FASCO), and the ASCO Merit Award.


Dr. Masters’ published articles:

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