When the principal diagnosis is one of these 35 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
A18.14A54.22A54.82A54.84A54.89–A54.9 (2 codes)A59.00A59.02A59.8–A59.9 (2 codes)B37.41–B37.49 (3 codes)N40.0–N42.9 (22 codes)