Draft2.16.840.1.113883.4.642.4.1112 - Medication administration performer function codes - FHIR: http://terminology.hl7.org/CodeSystem/med-admin-perform-function
| Level/ Type | Code | Display Name | Code System | Code System Version | Designations | Description |
|---|---|---|---|---|---|---|
| 0‑L | performer | Performer | Medication administration performer function codes | 2019-10-30T00:00:00 |  Preferred: Performer | A person, non-person living subject, organization or device that who actually and principally carries out the action |
| 0‑L | verifier | Verifier | Medication administration performer function codes | 2019-10-30T00:00:00 | Preferred: Verifier | A person who verifies the correctness and appropriateness of the service (plan, order, event, etc.) and hence takes on accountability. |
| 0‑L | witness | Witness | Medication administration performer function codes | 2019-10-30T00:00:00 | Preferred: Witness | A person witnessing the action happening without doing anything. A witness is not necessarily aware, much less approves of anything stated in the service event. Example for a witness is students watching an operation or an advanced directive witness. |
