Dr. Seong Il Kim specializes in hematology/oncology in Downey area. Dr. Seong Il Kim, MD has a medical practice at 11480 Brookshire Avenue, Suite 309, Downey CA, and has over 36 years of experience in the field of medicine. He graduated from his medical school with his medical degree in 1981. Dr. Kim is accepting new patients at his medical office and practice location in Downey, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.