When the principal diagnosis is one of these 59 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
G10G21.0G23.0–G25.79 (27 codes)G25.82–G25.9 (4 codes)G80.3G81.00–G81.94 (15 codes)G90.3G93.2G93.40–G93.49 (7 codes)I67.83