"Column Label", "Column Name" IP_CLM_ID, "Encrypted PUF ID" BENE_SEX_IDENT_CD, "Beneficiary gender code " BENE_AGE_CAT_CD, "Beneficiary Age category code " IP_CLM_BASE_DRG_CD, "Base DRG code " IP_CLM_ICD9_PRCDR_CD, "ICD9 primary procedure code" IP_CLM_DAYS_CD, "Inpatient days code" IP_DRG_QUINT_PMT_AVG, "DRG quintile average payment amount" IP_DRG_QUINT_PMT_CD, "DRG quintile payment amount code"