Dr. Stephen Charles Koehler

Dr. Stephen Koehler specializes in hematology, internal medicine, and oncology, bringing over five decades of medical expertise to his practice. He earned his medical degree from the University of California Irvine College of Medicine and completed his residency training at Hope National Medical Center. His extensive experience spanning 52 years has established him as a seasoned specialist in blood disorders and cancer care. Dr. Koehler is fluent in Tagalog, Spanish, and English.

Dr. Koehler practices at City Of Hope Comprehensive Cancer Center and maintains locations in South Pasadena and Duarte, California. He focuses on treating breast cancer, including cases that are metastatic or recurrent, as well as Paget disease of the breast. His procedural expertise includes infusion therapy and intravenous chemotherapy administration. Dr. Koehler's comprehensive approach combines his decades of experience with advanced treatment options to provide specialized cancer care.