

Hematology
Mary Malecek, MD
Hospitalist
Mary Malecek, MD, is a hematologist-oncologist specializing in hematologic oncology, focusing on the diagnosis and treatment of blood cancers and combined hematology-oncology disorders. She practices primarily in the Saint Louis, Missouri area, serving adult patients through affiliations with Missouri Baptist Medical Center and Parkland Health Center. Her expertise encompasses conditions such as leukemias, lymphomas, myelomas, and other hematologic malignancies, as indicated by her board cer
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Credentials
Board Certifications
- Internal Medicine (ABIM)
- Hematology (ABIM)
- Medical Oncology (ABIM)
Education & Training
- Fellowship: Washington University School of Medicine in St. Louis (Hematology-Oncology)
- Residency: McGaw Medical Center of Northwestern University (Internal Medicine)
- Medical School: University of Illinois at Chicago (MD)
Years in Practice
12+ years
Peer Recognition
- Healthgrades — Healthgrades Honor Roll
Clinical Focus
Subspecialties
Conditions & Treatments
Insurance(s) Accepted
Please verify your coverage with the provider — plan participation can change.
Practice Details
Hospital Affiliations
- Barnes-Jewish Hospital
- Missouri Baptist Medical Center
- Parkland Health Center
Languages
English
Conditions Dr. Malecek treats
Insurance accepted
Frequently asked
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Specialists similar to Dr. Malecek
More hematology & oncology specialists in Missouri
Sources
- https://www.healthgrades.com/physician/dr-mary-malecek-xylhx5b
- https://www.doximity.com/pub/mary-kathryn-malecek-md
- https://www.bjc.org/provider/mary-malecek-1144647355
- https://npidb.org/doctors/allopathic_osteopathic_physicians/hematology-oncology_207rh0003x/1144647355.aspx
- https://npiregistry.cms.hhs.gov/provider-view/1144647355
- https://www.missouribaptist.org/Medical-Services/Cancer-Care/Cancer-Care-Team











