When the principal diagnosis is one of these 20 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
S35.50XAS35.534AS35.535AS35.536AS35.59XAS35.8X1AS35.8X8AS35.8X9AS35.90XAS35.91XAS35.99XAT07.XXXAT14.8XXAT14.90XAT14.91XAT79.A0XAT79.A3XAT79.A9XAT79.8XXAT79.9XXA