| Code | Display | Definition |
| AHPRA | Australian Health Practitioner Regulation Agency Registration Number | Australian Health Practitioner Regulation Agency allocated registration number |
| DVG | DVA Gold Card Number | Department of Veterans' Affairs Number (Gold Card) |
| DVL | DVA Lilac Card Number | Department of Veterans' Affairs Number (Lilac Card) |
| DVO | DVA Orange Card Number | Department of Veterans' Affairs Number (Orange Card) |
| DVW | DVA White Card Number | Department of Veterans' Affairs Number (White Card) |
| ETP | Electronic Transfer of Prescription Identifier | Identifier allocated by an ETP supplier, sometimes related to a barcorde. |
| LDI | Local Dispense Identifier | Local dispensing identifier |
| LPN | Local Prescription Number | Local requester system identifier for prescriptions |
| NDI | National Device Identifier | Nationally assigned device identifier, that is commonly a PAI-D |
| NOI | National Organisation Identifier | Nationally assigned organisation identifier, that is commonly a HPI-O |
| NPIO | National provider at organisation identifier | National provider at organisation identifier; combined identifier [HPI-I]@[HPI-O] |
| NRI | National Repository Identifier | Nationally assigned repository identifier, that is commonly a PAI-R |
| PRES | Prescriber Number | Medicare assigned prescriber number for a practitioner |
| SEN | Commonwealth Seniors Health Card | Seniors healthcare card number assigned by Department of Health and Human Services |
| UPIN | Medicare Provider Number | Location specific Medicare Provider Number |
| VDI | Vendor Directory Identifier | A unique vendor identifier allocated to a provider directory entry (PractitionerRole or HealthcareService), typically used for routing secure messages |