Segment: REF
Loop: 2330F Segment: REF
Element: REF01 (Other Payer Supervising Provider Secondary Identification Reference Id Qualifier)
Hard coded to '0B', '1G', 'G2', and 'LU'. Up to 3x.
Element: REF02 (Other Payer Supervising Provider Secondary Identification Reference Id)

- Facility->Additional IDs.
- Patient Account->Claims Tab->Select Claim->More Info->Providers->Supervising Provider