About us

Sahaja Acharya is the Director of Pediatric Radiation Oncology within the Department of Radiation Oncology and Molecular Radiation Sciences. She specializes in pediatric brain tumors, pediatric sarcomas, and adult sarcomas. She is also the Associate Director for the Radiation Oncology Residency Program. 

She leads the Pediatric Radiation Oncology program at the Johns Hopkins Hospital and treats patients at both Johns Hopkins Hospital and Sibley Memorial Hospital. She has extensive expertise in proton therapy, SBRT, pediatric malignancies, and adult sarcoma. She is the Principal Investigator on external grants from ASCO Conquer Cancer, the Department of Defense, and the Carson Leslie Foundation. She is also the Principal Investigator of phase II pediatric brain tumor clinical trials. She has been invited to participate in multiple national and international guideline committees and regularly lectures on pediatric malignancies and proton therapy. 

Dr. Acharya received her Bachelor's in Chemistry and Political Science from Stanford University and her medical degree from Saint Louis University. She completed radiation oncology residency at Washington University in St. Louis.