This variable is contained in the following files:
Next Generation ACO Model Provider RIF Next Generation ACO Model Beneficiary RIF Medicare Shared Savings Program Accountable Care Organizations (ACO) Beneficiary-level RIF Medicare Shared Savings Program Accountable Care Organizations (ACO) Provider-level RIF Pioneer Accountable Care Organization (ACO)
SAS Name
ACO_NUM
ACO Identifier. Can be used to link with other data files.
In 2019-A Q3 file, ACO identifier is now ACO_ID. A crosswalk file is available to match ACO_ID with the previously used ACO_NUM (encrypted ACO identifier).