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)M86.171M86.18–M86.20 (3 codes)M86.28–M86.30 (3 codes)M86.371–M86.40 (6 codes)M86.471–M86.50 (6 codes)M86.571–M86.60 (6 codes)M86.671–M86.8X0 (6 codes)M86.8X71–M86.9 (8 codes)