When the principal diagnosis is one of these 23 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
K80.00–K80.21 (10 codes)K80.62–K80.63 (2 codes)K80.66–K80.67 (2 codes)K80.80K81.0–K81.9 (4 codes)K82.9K83.5–K83.9 (3 codes)