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William C. Thomsen Jr.
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William C. Thomsen Jr., MD

Languages spoken: English

Clinical Locations

Primary Children's Hospital

Hematology/Oncology
Salt Lake City
801-662-4700
  • Dr. Thomsen received his medical degree from the University Of Virginia School Of Medicine. He completed a residency in general pediatrics at Wake Forest Baptist Medical Center where he also served as chief resident and practiced as a pediatric hospitalist. He completed his clinical fellowship in pediatric hematology and oncology at the University of Utah. He is currently an Assistant Professor in the Pediatric Hematology and Oncology Division at the University of Utah.

    Dr. Thomsen’s clinical interests include care of children with childhood leukemia, lymphoma and various other cancers. Dr. Thomsen’s research focuses on improving care of children with childhood cancer by applying quality improvement principles to everyday care. He is passionate about medical education and improving hematology-oncology education in pediatric residency programs and has a keen interest in improving access to pediatric hematology-oncology services throughout the intermountain west.

    Board Certification

    American Board of Pediatrics (Pediatrics)
    American Board of Pediatrics (Sub: Pediatric Hematology-Oncology)
  • Dr. Thomsen received his medical degree from the University Of Virginia School Of Medicine. He completed a residency in general pediatrics at Wake Forest Baptist Medical Center where he also served as chief resident and practiced as a pediatric hospitalist. He completed his clinical fellowship in pediatric hematology and oncology at the University of Utah. He is currently an Assistant Professor in the Pediatric Hematology and Oncology Division at the University of Utah.

    Dr. Thomsen’s clinical interests include care of children with childhood leukemia, lymphoma and various other cancers. Dr. Thomsen’s research focuses on improving care of children with childhood cancer by applying quality improvement principles to everyday care. He is passionate about medical education and improving hematology-oncology education in pediatric residency programs and has a keen interest in improving access to pediatric hematology-oncology services throughout the intermountain west.

    Board Certification and Academic Information

    Academic Departments Pediatrics -Primary
    Academic Divisions Hematology/Oncology
    Board Certification
    American Board of Pediatrics (Pediatrics)
    American Board of Pediatrics (Sub: Pediatric Hematology-Oncology)

    Education history

    Fellowship Pediatric Hematology-Oncology - University of Utah School of Medicine Fellow
    Pediatrics - Wake Forest School of Medicine Chief Resident
    Residency Pediatrics - Wake Forest School of Medicine Resident
    Medicine - University of Virginia School of Medicine M.D.
    Undergraduate Biochemistry - Biochemistry B.S.

    Selected Publications

    Journal Article

    1. Carter-Febres M, Lozano-Chinga M, Thomsen W, Treemarcki EB, James KE, Fluchel M (2022). Variation of Diagnostic Approaches and Treatment Practices for Hemophagocytic Lymphohistiocytosis/Macrophage Activation Syndrome Among Pediatric Subspecialists. J Pediatr. (Read full article)