When the principal diagnosis is one of these 127 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
E11.42G50.0–G52.9 (21 codes)G54.0–G54.2 (3 codes)G54.4–G54.9 (6 codes)G56.00–G58.9 (72 codes)G60.0–G62.9 (19 codes)G64–G65.2 (4 codes)M34.83