On an institutional claim or encounter record, the National Provider Identifier (NPI) number assigned to uniquely identify the other physician associated with the institutional claim.
Comments
There are additional physician identifiers on the encounter record, including the attending physician (AT_PHYSN_NPI) and, depending on the claim type, the operating physician (OP_PHYSN_NPI), rendering physician (RNDRNG_PHYSN_NPI) or referring physician (RFRG_PHYSN_NPI).
There are additional physician identifiers on the encounter record, including the attending physician (AT_PHYSN_NPI) and, depending on the claim type, the operating physician (OP_PHYSN_NPI), rendering physician (RNDRNG_PHYSN_NPI) or referring physician (RFRG_PHYSN_NPI).
Source: Medicare Advantage Organizations (MAOs)