Maciej S. Lesniak, MD, MHCM
Professor of Surgery and Neurology
Director, Neurosurgical Oncology
Director, Neuro-Oncology Research
Dr. Maciej Lesniak is one of the nation’s leading neurosurgeons, specializing in neuro-oncology -- the diagnosis and treatment of tumors involving the central nervous system. He specializes in the neurosurgical management of adult patients with both benign and malignant brain and spinal cord tumors, including:
Dr. Lesniak is regularly listed each year as one of the Best Doctors in America and America’s Top Surgeons. He is the recipient of the Castle Connolly Top Doctors award, as well as the Patients’ Choice Award, which recognizes doctors who make a difference in the lives of their patients. This honor is given annually to only those physicians who receive near perfect scores as voted by their patients.
Dr. Lesniak is the director of neurosurgical oncology and neuro-oncology research in the University of Chicago Brain Tumor Center. This multidisciplinary physician team provides a comprehensive approach to brain tumor care, and offers the newest, most innovative therapies. The Brain Tumor Center actively participates in clinical trials sponsored by the National Institutes of Health (NIH).
Center for Advanced Medicine
Year Started Practice
Johns Hopkins University, Baltimore, MD
Residency and Fellowship
Johns Hopkins Hospital, Baltimore, MD
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Read More About Dr. Lesniak
Learn more about Dr. Lesniak’s groundbreaking research in brain cancer.
When breast cancer repeatedly metastasized to a young woman's brain, Dr. Lesniak skillfully removed the stubborn tumor and used local chemotherapy to prevent future recurrence. Read Eloise's story.
Doctors were unable to identify the cause of Iona Williams' headaches until she arrived at the University of Chicago medical center in 1982. Under the surgical care of Dr. Lesniak, Iona no longer experiences the severe pain once caused by a benign epidermoid tumor at the base of her brain. Read Iona's story.
Read about Dr. Lesniak’s involvement in a multidisciplinary research study investigating the risk of brain metastasis in breast cancer patients.
View a partial list of Dr. Lesniak's publications through the National Library of Medicine's PubMed online database.
American Association for Cancer Research
Office Postal Address
Maciej S. Lesniak, MD