Dr. Sarah Elizabeth Koller, MD

Dr. Sarah Koller is a surgeon specializing in colorectal surgery with 15 years of experience. Her primary focus is on surgical treatments for conditions affecting the colon and rectum, with particular expertise in complex gastrointestinal procedures. She earned her medical degree from Drexel University College of Medicine, where she developed the foundation for her surgical career.

Dr. Koller practices at multiple locations throughout Los Angeles, including USC Colorectal Surgery, Keck Hospital of USC, and USC Norris Comprehensive Cancer Center. She treats patients with colorectal cancer, rectal cancer, and other gastrointestinal cancers. Her surgical expertise includes performing comprehensive diagnostic procedures such as blood tests and pathology evaluations to ensure accurate treatment planning for her patients.