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This variable is contained in the following files:
SAS Name
TRNSTNL_DRUG_ADD_ON_PYMT_AMT
This field houses the amount for the Transitional Drug Add-On Payment Adjustment (TDAPA) for ESRD claims (72X) with injectable, intravenous, and oral calcimimetics when reported with an AX modifier. These services qualify for an add-on payment from the ESRD Pricer.
This field is new in 2018, and applies only to Hospital Outpatient claims.
Source: NCH