Ryuma Tanaka, MD

Pediatric Hematology-Oncology, Pediatrics
Children’s Wisconsin since 2019
  • Staff Physician - Children's Wisconsin
  • Assistant Professor - Medical College of Wisconsin

Accepting new patients




Childhood brain tumors often require a combination of treatment such as surgery, chemotherapy, and/or radiation therapy. Children with brain tumors should be taken care by a team of multiple specialists who know the best of each fields. Neuro-Oncologist leads the multi-disciplinary team to coordinate and provide the best possible care. Dr. Tanaka provides care for children with brain tumors with his expertise and passion. Dr. Tanaka strives to improve the treatment of childhood brain tumors by developing immunotherapy for remission. 


  • Pediatric Hematology-Oncology, Pediatrics

Areas of Interest

  • Cancer
  • Oncology
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Education and Awards


  • 2004, Keio University School of Medicine, MD


  • 2009, Keio University School of Medicine - Pediatrics
  • 2014, Michigan State University (East Lansing, MI) - Pediatrics


  • 2011, Keio University School of Medicine - Hematology/Oncology
  • 2018, St Jude Childrens Research Hospital (Memphis, TN) - Neuro-Oncology
  • 2017, University of Texas MD Anderson Cancer Center - Hematology/Oncology


  • Professionalism Award, Michigan State University, MI, 2013
  • Chief Resident Award, Michigan State University, MI, 2014
  • Chief Fellow Recognition Award, The University of Texas/MD Anderson Cancer Center, TX, 2017