Houston Methodist is pleased to welcome board-certified colorectal surgeon Lisa Haubert, M.D., to its medical staff. She joins Ali Mahmood, M.D., at Houston Methodist Surgical Associates at Sugar Land.   Haubert earned her medical degree and completed a general surgery residency at The Ohio State University College of Medicine & Public Health in Columbus. She completed a fellowship in colorectal surgery at the Cleveland Clinic Florida in Weston.   She specializes in surgery and minimally...