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Theodore Laetsch Jr., MD, Pediatric Hematology & Oncology, Philadelphia, PA

Theodore Willis Laetsch Jr. MD

Pediatric Hematologic Oncology, Pediatric Sarcoma Oncology, Pediatric Solid Tumor Oncology


Associate Professor

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  • 3401 Civic Center BlvdPhiladelphia, PA 19104

  • Phone+1 267-425-0126

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Education & Training

  • Children's Hospital of Philadelphia
    Children's Hospital of PhiladelphiaFellowship, Pediatric Hematology/Oncology, 2009 - 2012
  • University of Colorado
    University of ColoradoResidency, Pediatrics, 2005 - 2009
  • University of California San Francisco School of Medicine
    University of California San Francisco School of MedicineClass of 2005

Certifications & Licensure

  • FL State Medical License
    FL State Medical License 2021 - Present
  • NJ State Medical License
    NJ State Medical License 2022 - 2027
  • TX State Medical License
    TX State Medical License 2013 - 2027
  • PA State Medical License
    PA State Medical License 2009 - 2026
  • DE State Medical License
    DE State Medical License 2022 - 2025
  • MD State Medical License
    MD State Medical License 2021 - 2024
  • NC State Medical License
    NC State Medical License 2021 - 2024
  • Pediatric Hematology-Oncology
    American Board of Pediatrics Pediatric Hematology-Oncology
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Clinical Trials

Publications & Presentations

PubMed

Journal Articles

  • Clinical Pharmacology of Tisagenlecleucel in B-cell Acute Lymphoblastic Leukemia  
    Michael W Boyer, Bruce L Levine, Carl H June, Theodore W Laetsch, Clinical Cancer Research

Lectures

  • Molecular Detection of Minimal Residual Disease Precedes Morphological Relapse and Could be Used to Identify Relapse in Pediatric and Young Adult B-Cell Acute Lymphobl... 
    2018 ASH Annual Meeting - San Diego, CA - 12/1/2018

Press Mentions

  • Children's Hospital of Philadelphia Pediatric Cancer Researcher Receives Prestigious Grant for Advancing Rare Tumor Studies
    Children's Hospital of Philadelphia Pediatric Cancer Researcher Receives Prestigious Grant for Advancing Rare Tumor StudiesSeptember 29th, 2025
  • ‘Promising’ New Data Could Change Treatment Landscape for Some Rare Diseases
    ‘Promising’ New Data Could Change Treatment Landscape for Some Rare DiseasesSeptember 16th, 2025
  • Drug Safe for Long-Term Use in Kids with Rare Cancer, Study Finds
    Drug Safe for Long-Term Use in Kids with Rare Cancer, Study FindsFebruary 4th, 2025
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Grant Support

  • Rare Tumor Clinical Research SpecialistCHILDREN'S HOSP OF PHILADELPHIA2025–2030

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