When the principal diagnosis is one of these 40 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
A02.1A20.7A22.7A26.7A32.7A39.2–A39.4 (3 codes)A39.89–A40.1 (4 codes)A40.8–A41.9 (17 codes)A42.7A49.3–A49.9 (3 codes)A54.86B00.7B37.7B92B94.2–B94.9 (3 codes)