Zachary Crees, MD

Bone Marrow Transplant Specialist, Medical Oncologist

Zachary Crees

Appointment Options

Whether you’re seeking a new patient appointment or exploring treatment options and looking for a second opinion, our Siteman care coordinators are ready to assist you.

My Locations

Siteman Cancer Center at Barnes-Jewish West County Hospital

Siteman Cancer Center at Barnes-Jewish West County Hospital

Medical Office Building 2, 10 Barnes West Drive, Creve Coeur, MO 63141
Gary C. Werths Building at Siteman Cancer Center

Gary C. Werths Building at Siteman Cancer Center

On WashU Medicine Campus
4500 Forest Park Avenue, Saint Louis, MO 63108

Expertise & Training

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Washington University hematologist Dr. Crees

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Learn more about Washington University hematologist Zachary Crees, MD.

Clinical Expertise

  • Leukemia, Hematologic Malignancies

Primary Academic Title

Assistant Professor of Medicine, Division of Oncology; Assistant Clinical Director, Center for Gene and Cellular Immunotherapy (CGCI), WashU Medicine

Training

  • 2015 - 2016: Intern, Internal Medicine, WashU Medicine, St. Louis, MO
  • 2016 - 2018: Resident, Internal Medicine, WashU Medicine, St. Louis, MO
  • 2018 - 2019: Chief Resident, Internal Medicine, WashU Medicine, St. Louis, MO
  • 2019 - 2020: Fellow, Hematology/Oncology, WashU Medicine, St. Louis, MO
  • 2020 - 2022: Chief Fellow, Hematology/Oncology, WashU Medicine, St. Louis, MO

Education

  • 2015: MD, University of Illinois, Rockford, IL

Research & Selected Publications

Research Interest

The intersection of hematopoietic stem cell biology and mobilization of stem cells for use in transplantation and gene and cellular therapy applications; exploring novel approaches to increase the effectiveness and minimize the toxicity of stem cell transplantation and cellular therapies to further improve patient outcomes.

Research Publications

A Phase II Randomized, Double-Blind, Placebo-Controlled Trial to Evaluate E-Selectin Inhibition with Uproleselan to Reduce Gastrointestinal Toxicity During Autologous Hematopoietic…
Authors:

Crees ZD, Stockerl-Goldstein K, Ryan M, one or more additional authors omitted Uy GL

Journal & Year:

Transplant Cell Ther | 2026

NCCN Guidelines® Insights: Management of Immunotherapy-Related Toxicities, Version 2.2024
Authors:

Thompson JA, Schneider BJ, Brahmer J, one or more additional authors omitted Crees ZD, one or more additional authors omitted Hang L

Journal & Year:

J Natl Compr Canc Netw | 2024

Immune Adjuvant Therapy With Interleukin-7 in a Lymphopenic Patient With Aplastic Anemia and Mucormycosis
Authors:

Crees ZD, Patel DA, Dram A, one or more additional authors omitted DiPersio JF

Journal & Year:

Crit Care Explor | 2023