ANSI X12 837P - 5010 2010BA REF - Subscriber Secondary Identification

The 2010BA REF Subscriber Secondary Identification Segment is required when a secondary number is necessary to identify the entity.

The 5010 specifications for the REF segment can be found below as it pertains to the 2010BA loop.

Sample 837P (5010) - 2010BA REF - Subscriber Secondary Identification

  • Subscriber Secondary Identification (2010BA)
  • REF*SY*1234567890~~

HIPAA Guide - 837P [5010]


RREF01Reference Identification QualifierMID3
SYSocial Security Number
RREF02Reference IdentificationXAN50
NREF04Reference IdentifierO

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