Dr. Hsieh is a licensed General Surgery in CA. Medical degree obtained from Columbia University College of Physicians and Surgeons. Completed residency training at NewYork-Presbyterian and fellowship training at Keck Medicine of USC. Currently practices at Keck Hospital of USC (Keck Hospital of USC), located at 625 S Fair Oaks Ave, Pasadena, CA 91105. Dr. Hsieh specializes in anal fissures, anal manometry, colonoscopies, Crohn¡¯s disease, diverticulitis, endoscopic polyp removal, familial adenomatous polyposis, fistulas, hemorrhoids, hereditary polyposis syndromes..... In addition to English, Dr. Hsieh speaks Taiwanese and Mandarin and accepts new patients.