When the principal diagnosis is one of these 70 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
G04.1G80.0–G80.2 (3 codes)G80.4–G83.9 (50 codes)G93.40–G93.49 (7 codes)G93.81G93.89–G93.9 (2 codes)G96.9G98.0–G98.8 (2 codes)I67.83Q87.88R53.2