When the principal diagnosis is one of these 27 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
S25.101AS25.102AS25.109AS25.111AS25.112AS25.119AS25.121AS25.122AS25.129AS25.191AS25.192AS25.199AT07.XXXAT14.8XXAT14.90XAT14.91XAT79.A0XAT79.A11AT79.A12AT79.A19AT79.A21AT79.A22AT79.A29AT79.A3XAT79.A9XAT79.8XXAT79.9XXA