Clifford L. Simmang, M.D., M.S., is board certified in colon and rectal surgery. Dr. Simmang is committed to high standards of care. He currently serves on the American Board of Colon & Rectal Surgery. The board oversees certification for all colon and rectal surgeons.
Colon cancer is a leading cause of cancer-related death in Texas, but the right medical care can save lives. Our physicians use the most advanced methods to diagnose and treat colon cancer. With locations across Texas, you don’t have to travel far to receive expert care.
Comprehensive care for colon and rectal cancers—from screening and diagnosis to surgery and survivorship. Focused rectal cancer care with advanced treatments and coordinated support—from diagnosis through recovery.
