S23.420Deleted in FY2027
Sprain of sternoclavicular (joint) (ligament)
S23.420 was in use from FY2016 to FY2026. It was deleted on October 1, 2026 and is not valid for claims with dates of service on or after that date.
Use instead
CMS did not name a direct replacement. Look under S23.42 (Sprain of sternum) for the current codes.