• MD Loma Linda University
  • Residency Loma Linda University
  • Fellowship St. Jude Children's Hospital
  • Clinical Focus Pediatric Cancers​, Breast Cancer, and Proton Therapy

Dr. Chang is a Professor in the Division of Radiation Oncology and is an expert in the treatment of pediatric and breast cancers with proton therapy. He is involved in prospective clinical trials evaluating the role of proton therapy and serves as the principal investigator of an on-going multi-institutional trial focused on proton therapy to deliver partial breast irradiation following surgery. His practice is at the California Proton Therapy Center.

Dr. Chang is active in multiple Proton Therapy Groups and serves on the Board of Directors of the Proton Collaborative Group, Pediatric Proton Consortium Registry and the National Association of Proton Therapy (NAPT).