| Code | Display | status | deprecated | v2-concComment | v2-concCommentAsPub | Comments |
|---|
 OR | Original Invoice | A | A | | | | |
| CN | Cancel Invoice | A | A | | Can be used to reverse or cancel an invoice in progress or reverse a paid invoice. Receiver may only mark Invoice as cancelled, not purge records | Can be used to reverse or cancel an invoice in progress or reverse a paid invoice. Receiver may only mark Invoice as cancelled, not purge records | Can be used to reverse or cancel an invoice in progress or reverse a paid invoice. Receiver may only mark Invoice as cancelled, not purge records | Can be used to reverse or cancel an invoice in progress or reverse a paid invoice. Receiver may only mark Invoice as cancelled, not purge records | |
| CG | Cancel Invoice Product/Service Group | A | A | | Cancel a specific Product/Service Group in an Invoice | Cancel a specific Product/Service Group in an Invoice | Cancel a specific Product/Service Group in an Invoice | Cancel a specific Product/Service Group in an Invoice | |
| CL | Cancel Invoice Product/Service Line Item | A | A | | Cancel a specific Product/Service Line Item in an Invoice | Cancel a specific Product/Service Line Item in an Invoice | Cancel a specific Product/Service Line Item in an Invoice | Cancel a specific Product/Service Line Item in an Invoice | |
| PD | Pre-Determination Invoice | A | A | | Can be used to submit an invoice through a Payer's edit and adjudication engine to determine if the invoice will be paid - does not result in payment by Payer | Can be used to submit an invoice through a Payer's edit and adjudication engine to determine if the invoice will be paid - does not result in payment by Payer | Can be used to submit an invoice through a Payer's edit and adjudication engine to determine if the invoice will be paid - does not result in payment by Payer | Can be used to submit an invoice through a Payer's edit and adjudication engine to determine if the invoice will be paid - does not result in payment by Payer | |
| RA | Re-Assessment | A | A | | Used on EHC^E04 only | Used on EHC^E04 only | Used on EHC^E04 only | Used on EHC^E04 only | |
| OA | Original Authorization | A | A | | | | |
| SA | Special Authorization | A | A | | | | |
| AI | Combined Authorization and Adjudication request | A | A | | | | |
| PA | Pre-Authorization | A | A | | | | |
| AA | Authorization request for inpatient admission | A | A | | | | |
| EA | Authorization request for inpatient stay extension | A | A | | | | |
| RC | Referral Pre-Authorization | A | A | | | | |
| CA | Cancel Authorization request | A | A | | | | |
| CP | Copy of Invoice | A | A | | | | |
| CQ | Coverage Register Query | A | A | | | | |
| RU | Referral authorization | A | A | | | | |