When the principal diagnosis is one of these 18 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
M99.16–M99.17 (2 codes)M99.19S03.1XXAS33.30XAS33.39XAS73.001AS73.002AS73.003AS73.004AS73.005AS73.006AS73.041AS73.042AS73.043AS73.044AS73.045AS73.046A