When the principal diagnosis is one of these 29 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
T33.2XXAT33.3XXAT33.40XAT33.41XAT33.42XAT33.60XAT33.61XAT33.62XAT33.70XAT33.71XAT33.72XAT33.90XAT33.99XAT34.2XXAT34.3XXAT34.40XAT34.41XAT34.42XAT34.60XAT34.61XAT34.62XAT34.70XAT34.71XAT34.72XAT34.90XAT34.99XAT69.021AT69.022AT69.029A