When the principal diagnosis is one of these 22 codes, the CC/MCC codes assigned to this list count as non-CCs (MS-DRG v44 definitions manual, appendix C).
T20.30XAT20.311AT20.312AT20.319AT20.32XAT20.33XAT20.34XAT20.35XAT20.36XAT20.37XAT20.39XAT20.70XAT20.711AT20.712AT20.719AT20.72XAT20.73XAT20.74XAT20.75XAT20.76XAT20.77XAT20.79XA