When the principal diagnosis is one of these 67 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
G04.1G10G20.A1–G20.C (5 codes)G21.11–G21.9 (7 codes)G35.A–G37.2 (15 codes)G37.5–G37.9 (4 codes)G80.0–G80.2 (3 codes)G80.4–G80.9 (3 codes)G82.20–G83.0 (9 codes)G93.1G93.40–G93.6 (9 codes)G93.81G93.89–G93.9 (2 codes)G96.9G98.0–G98.8 (2 codes)I67.83Q87.88R53.2