Dr. Giesemann is a licensed Family Medicine in CA. Graduated in 1997. Medical degree obtained from Albany Medical College. Completed residency training at Harbor-UCLA Medical Center. Currently practices at Hoag Medical Group (Hoag Medical Group), located at 1 Edwards Way, Irvine, CA 92614. Dr. Giesemann specializes in family medicine and primary care.. In addition to English, Dr. Giesemann speaks Fujianese.