David Marcus, M.D. – Board-Certified Radiation Oncologist

Meet Dr. Marcus

Dr. David Marcus is the Medical Director of Radiation Oncology at the Calaway·Young Cancer Center in Glenwood Springs, CO, where he has practiced since 2014. Dr. Marcus is board-certified in Radiation Oncology. Dr. Marcus’ clinical interests include breast cancer, prostate cancer, lung cancer, and head and neck cancer. As both a cancer physician and a cancer survivor, Dr. Marcus approaches patient care from a uniquely compassionate and empathic perspective. Dr. Marcus also serves as the President of the Valley View Medical Staff.

Education and Training

Dr. Marcus graduated from Emory University School of Medicine in Atlanta, GA in 2009. Based on his record of academic excellence, in addition to earning Magna Cum Laude honors, Dr. Marcus was awarded membership in the Alpha Omega Alpha Honor Medical Society. Following medical school graduation, he remained at Emory to complete an internship in Internal Medicine and a residency in Radiation Oncology, which he completed in 2014.

Medical Publications

Dr. Marcus has published many medical articles and journals, including:

  • External beam radiation therapy for amyloidosis of the urinary bladder. Cooper, C. T., Cooper, C. T., Greene, B. D., Fegan, J. E., Rovira, D., Gertz, M. A., Marcus, D. M.; Practical radiation cancer. 2017 Sep 30.
  • Impact of neck failure on survival in older patients with differentiated thyroid cancer. Marcus, D. M., Jiang, R., Ward, K. C., Higgins, K. A., Saba, N. F., Wadsworth, J. T., Beitler, J. J.; Head Neck. 2016 Feb 14.
  • Outcomes and prognostic factors in modern era management of major salivary gland cancer. Jegadeesh, N., Liu, Y., Prabhu, R. S., Magliocca, K. R., Marcus, D. M., Higgins, K. A., Vainshtein, J. M., Trad Wadsworth, J., Beitler, J. J.; Oral cancer. 2015 Jun 3.

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