Segment: REF

Loop: 2330D   Segment: REF

Element: REF01 (Other Payer Rendering Provider Secondary Identification Reference ID Qualifier)

Allows 'OB', '1G', and 'G2'. Allows up to all 3.

Element: REF02 (Other Payer Rendering Provider Secondary Identification Reference ID)

Allows 'OB', '1G', and 'G2'. Allows up to all 3.