What separates the hospitals that hold CMS five-star ratings from the ones that don't and why the 2026 methodology change makes the gap structural. Physicians and nurses conferring at a hospital nursing station, illustrating the clinical operating model behind CMS 5-star hospital ratings. The 2026 rule change nobody is talking about loudly enough In April 2026, CMS quietly made the most consequential change to its Hospital Quality Star Rating methodology in a decade. Hospital