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This variable is contained in the following files: Part D Pharmacy Characteristics File
SAS Name

The encrypted NCPDP identifier for a business entity that has been reported to serve as the headquarters for chains, buying groups or third party contracting organizations. There may be multiple relationship IDs (variable called RELATIONSHIP_ID) that link to a common parent organization.


This variable was new in 2012.

A single parent organization ID will generally relate to multiple CCW_PHARM_IDs (i.e., multiple pharmacies can have the same parent company).

Additional details regarding the National Council for Prescription Drug Programs (NCPDP) source data are available at:

Source: NCDPD DataQ™

6-digit alpha numeric