Samuel D. Esparza, M.D. is a pediatric hematologist/oncologist and he is an Assistant Clinical Professor at UC Irvine.

Dr. Esparza attended medical school at the University of California, Los Angeles School of Medicine. He also completed his residency in pediatrics and his fellowship in pediatric hematology/oncology at Mattel Children’s Hospital/UCLA. In addition, as a Specialty Training and Advanced Research Fellow at UCLA, he worked in cellular and molecular pathology. Dr. Esparza is board certified in pediatrics and board eligible in pediatric oncology/hematology. Dr. Esparza is fluent in Spanish. His philosophy of care is to provide the best possible care with compassion and competence to all patients regardless of race, creed, color, or economic background.