When the principal diagnosis is one of these 75 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
E16.4I85.01K21.9K22.10–K22.11 (2 codes)K22.3K22.6–K22.719 (5 codes)K22.9K25.0–K28.9 (36 codes)K29.01K29.21K29.31K29.41K29.51K29.61K29.71K29.81K29.91K31.811K55.21K57.01K57.11K57.13K57.21K57.31K57.33K57.41K57.51K57.53K57.81K57.91K57.93K62.5K92.0–K92.2 (3 codes)