When the principal diagnosis is one of these 47 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
A39.81A50.42A52.14A83.0–A84.1 (11 codes)A84.9–A85.1 (3 codes)A85.8–A86 (2 codes)A88.8–A89 (2 codes)B00.4B01.11B10.01–B10.09 (2 codes)B26.2B58.2G04.00–G04.01 (2 codes)G04.31G04.81G04.90G37.4G92.8–G92.9 (2 codes)G93.40–G93.49 (7 codes)G93.89–G93.9 (2 codes)G96.9G98.8I67.83