When the principal diagnosis is one of these 68 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
A17.9A18.03–A18.09 (2 codes)A18.82A18.84A18.89M46.20–M46.39 (19 codes)M86.00M86.08–M86.10 (3 codes)M86.18–M86.20 (3 codes)M86.212M86.28–M86.319 (6 codes)M86.38–M86.419 (6 codes)M86.48–M86.519 (6 codes)M86.58–M86.619 (6 codes)M86.68–M86.8X19 (6 codes)M86.8X80–M86.9 (5 codes)