The national provider identifier (NPI) number assigned to uniquely identify the referring physician.
* The short SAS name is RFR_NPI in the Carrier and DME files.
NPIs replaced UPINs as the standard provider identifiers beginning in 2007. The UPIN is almost never populated after 2009.
Source: NCH
* The short SAS name is RFR_NPI in the Carrier and DME files.
NPIs replaced UPINs as the standard provider identifiers beginning in 2007. The UPIN is almost never populated after 2009.
Source: NCH