| Code | Display |
| AAP |
Alert Acknowledging Provider |
| AC |
Administration Cosigner |
| AD |
Admitting Provider |
| AHP |
Authorized Performing Health Professional |
| AI |
Assistant/Alternate Interpreter |
| AP |
Administering Provider |
| APO |
Authorized Performing Provider Organization |
| ARI |
Assistant Result Interpreter |
| AT |
Attending Provider |
| AUT |
Author/Event Initiator |
| CP |
Consulting Provider |
| DP |
Dispensing Provider |
| EARI |
Expected Assistant Result Interpreter |
| EP |
Entering Person |
| EPRI |
Expected Principal Result Interpreter |
| EQUIP |
Equipment |
| FHCP |
Family Health Care Professional |
| MDIR |
Medical Director |
| OP |
Ordering Provider |
| OS |
Outside Site(s) Where Observation May Be Performed |
| PB |
Packed by |
| PH |
Pharmacist |
| PI |
Primary Interpreter |
| PO |
Performing Organization |
| POMD |
Performing Organization Medical Director |
| PP |
Primary Care Provider |
| PPH |
Patient Preferred Pharmacy |
| PRI |
Principal Result Interpreter |
| RCT |
Results Copies To |
| RHP |
Referring Health Professional |
| RO |
Responsible Observer |
| RP |
Referring Provider |
| RPO |
Referring Provider Organization |
| RT |
Referred to Provider |
| SB |
Send by |
| SC |
Specimen Collector |
| TN |
Technician |
| TR |
Transcriptionist |
| VP |
Verifier (Verifying Person) |
| VPS |
Verifying Pharmaceutical Supplier (not sure how to dissect Pharmacist/Treatment Supplier's Verifier ID) |
| VTS |
Verifying Treatment Supplier (not sure how to dissect Pharmacist/Treatment Supplier's Verifier ID) |
| WAY |
Waypoint |
| WAYR |
Waypoint Recipient |