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Learn more about Dr. John Marshall:
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- Currently 2.5 of 4 stars
The overall average patient rating of Dr. John Marshall is Good.
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Specialties & Research
Dr. John Marshall, MD is board certified in Medical Oncology.
- He has special expertise in 5 areas:
- Biological Therapy (Immunotherapy)
- Clinical Research
- Gastrointestinal Cancer
- Hepatocellular Carcinoma
Education & Awards
Dr. Marshall graduated from University of Louisville . He has 2 awards.
Dr. Marshall has 2 hospital affiliations:
- Georgetown University Hospital
- Georgetown Univ.
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- Additional Information
- Where does Dr. John L. Marshall practice?
Dr. John Marshall practices Medical Oncology near Washington, DC.
Additional practice locations include: Olney, MD.
See Washington Oncologists.