Colorectal Surgeon, Chesapeake Surgical Specialists, Chesapeake Regional Medical Group About a third of all colon surgeries in the United States are now done minimally invasively, while two-thirds of patients still must undergo open procedures. Dr. Ray Ramirez has dedicated much of his career to flipping those figures. By training surgeons, residents and medical … [Read more...] about Ray T. Ramirez, MD, FACS, FASCRS