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John Marshall, MD, Oncology, Washington, DC

John Lindsay Marshall MD coAuthor, Off Our Chests

Gastrointestinal Cancer, Hematologic Oncology


CHIEF, DIVISION OF HEMATOLOGY/ONCOLOGY, MEDSTAR GEORGETOWN UNIVERSITY HOSPITAL; Chief, Division of Hematology/Oncology, Georgetown University Hospital; Associate Director, Clinical Research, Lombardi Comprehensive Cancer Center, Lombardi Comprehensive Cancer Center (LCCC), Georgetown University Hospital

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  • 3800 Reservoir Rd NWWashington, DC 20007

  • Phone+1 202-444-2223

  • Fax+1 202-444-1229

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Summary

  • Dr. Marshall received his training at Duke University, the University of Louisville, and Georgetown University. Dr. Marshall is an internationally recognized expert in new drug development for GI cancer, with expertise in phase I, II, and III trial design, and has served as Principal Investigator for more than one hundred clinical trials throughout his career. While he has an interest in many areas of cancer research, his primary focus is on the use of precision medicine in treating cancer. Dr. Marshall has become an outspoken advocate for GI cancer patients and the importance of clinical research participation. In 2009, he established the Otto J Ruesch Center for the Cure of GI Cancers, an organization solely focused on improving the lives of GI cancer patients through innovative research, personalized medicine, and focused advocacy. In 2015, Dr. Marshall both established and directed the Precision Oncology Alliance, a national alliance established to study the impact of molecular profiling on cancer research, value and outcomes. He currently is serving as the Oncology CMO for Indivumed, creating a global precision medicine research network.

Education & Training

  • MedStart Georgetown University Hospital
    MedStart Georgetown University HospitalFellowship, Medical Oncology, 1991 - 1993
  • MedStar Health Georgetown University/Washington Hospital Center
    MedStar Health Georgetown University/Washington Hospital CenterFellowship, Hematology and Medical Oncology, 1993
  • University of Louisville School of Medicine
    University of Louisville School of MedicineClass of 1988

Certifications & Licensure

  • DC State Medical License
    DC State Medical License 1992 - 2027
  • VA State Medical License
    VA State Medical License 1989 - 2026
  • MD State Medical License
    MD State Medical License 1995 - 2025
  • Medical Oncology
    American Board of Internal Medicine Medical Oncology

Awards, Honors, & Recognition

  • CMS Meaningful Use Stage 1 Certification ARIA Medical Oncology EMR, Varian Medical Systems, 2013
  • Super Doctor SuperDoctors.com

Clinical Trials

Publications & Presentations

PubMed

Journal Articles

  • Five-Fraction Stereotactic Body Radiation Therapy (SBRT) and Chemotherapy for the Local Management of Metastatic Pancreatic Cancer  
    John Marshall, Sean Collins, Keith Unger, Aidan Burke, Marie Gurka, Michael Pishvaian, Journal of Gastrointestinal Cancer

Press Mentions

  • BostonGene Evaluates Novel Therapies and Immune System Profiling as a Marker of Response in Patients with Gastrointestinal Cancers
    BostonGene Evaluates Novel Therapies and Immune System Profiling as a Marker of Response in Patients with Gastrointestinal CancersJanuary 14th, 2025
  • Oncology Unscripted with John Marshall, MD: Are You Overdosing Your Patients? Revisiting Dosing Practices
    Oncology Unscripted with John Marshall, MD: Are You Overdosing Your Patients? Revisiting Dosing PracticesNovember 14th, 2024
  • Oncology Unscripted with John Marshall: The Role of EMRs and Burnout in Physician Practices
    Oncology Unscripted with John Marshall: The Role of EMRs and Burnout in Physician PracticesSeptember 26th, 2024
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