MedicationAdministration

Administration of medication to a patient

HealthcareUnited StatesElectronic Health RecordsFHIRHL7InteroperabilitySMART on FHIRUSCDIBulk FHIRPatient Access21st Century Cures

Properties

Name	Type	Description
resourceType	string	The type of the FHIR resource (should be 'MedicationAdministration')
id	string	The id of the resource
meta	object	Metadata about the resource
status	string	in-progress \| not-done \| on-hold \| completed \| entered-in-error \| stopped \| unknown
medicationCodeableConcept	object	Coded form of the medication being administered (e.g., RxNorm)
subject	object
context	object	Encounter associated with the administration
effectiveDateTime	string	Start and end time of administration (may be dateTime or Period)
performer	array	Who performed the administration
request	object	Back-reference to the originating MedicationRequest
dosage	object	Details of how medication was taken

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/nextgen-healthcare/main/json-schema/nextgen-healthcare-medication-administration-schema.json",
  "title": "MedicationAdministration",
  "description": "Administration of medication to a patient",
  "x-generated": "2026-10-12",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/nextgen-healthcare-medication-administration-api-openapi.yml#/components/schemas/MedicationAdministration",
  "type": "object",
  "properties": {
    "resourceType": {
      "type": "string",
      "minLength": 1,
      "description": "The type of the FHIR resource (should be 'MedicationAdministration')"
    },
    "id": {
      "type": "string",
      "minLength": 1,
      "description": "The id of the resource"
    },
    "meta": {
      "type": "object",
      "description": "Metadata about the resource",
      "properties": {
        "profile": {
          "description": "Profiles this resource claims to conform to",
          "type": "array",
          "items": {
            "type": "string"
          }
        }
      },
      "required": [
        "profile"
      ]
    },
    "status": {
      "type": "string",
      "minLength": 1,
      "description": "in-progress | not-done | on-hold | completed | entered-in-error | stopped | unknown"
    },
    "medicationCodeableConcept": {
      "type": "object",
      "description": "Coded form of the medication being administered (e.g., RxNorm)",
      "properties": {
        "coding": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "system": {
                "type": "string",
                "minLength": 1,
                "description": "The identification of the code system (e.g., RxNorm)"
              },
              "code": {
                "type": "string",
                "minLength": 1,
                "description": "The code itself from the code system"
              },
              "display": {
                "type": "string",
                "minLength": 1,
                "description": "Representation defined by the system"
              }
            },
            "required": [
              "system",
              "code",
              "display"
            ]
          }
        },
        "text": {
          "type": "string",
          "minLength": 1,
          "description": "Plain text representation of the concept"
        }
      },
      "required": [
        "coding"
      ]
    },
    "subject": {
      "type": "object",
      "properties": {
        "reference": {
          "type": "string",
          "minLength": 1,
          "description": "The patient to whom the medication was administered"
        }
      },
      "required": [
        "reference"
      ]
    },
    "context": {
      "type": "object",
      "description": "Encounter associated with the administration",
      "properties": {
        "reference": {
          "type": "string",
          "description": "Reference to the Encounter resource"
        }
      }
    },
    "effectiveDateTime": {
      "type": "string",
      "format": "date-time",
      "description": "Start and end time of administration (may be dateTime or Period)"
    },
    "performer": {
      "type": "array",
      "description": "Who performed the administration",
      "items": {
        "type": "object",
        "properties": {
          "actor": {
            "type": "object",
            "properties": {
              "reference": {
                "type": "string",
                "minLength": 1,
                "description": "Reference to the performer resource (Practitioner)"
              }
            },
            "required": [
              "reference"
            ]
          }
        },
        "required": [
          "actor"
        ]
      }
    },
    "request": {
      "type": "object",
      "description": "Back-reference to the originating MedicationRequest",
      "properties": {
        "reference": {
          "type": "string",
          "description": "Reference to the MedicationRequest resource"
        }
      }
    },
    "dosage": {
      "type": "object",
      "description": "Details of how medication was taken",
      "properties": {
        "text": {
          "type": "string",
          "description": "Free text dosage instructions e.g. SIG"
        },
        "route": {
          "type": "object",
          "description": "Path of substance into body",
          "properties": {
            "coding": {
              "type": "array",
              "items": {
                "type": "object",
                "properties": {
                  "system": {
                    "type": "string",
                    "minLength": 1,
                    "description": "Code system for route (e.g., NCI Thesaurus)"
                  },
                  "code": {
                    "type": "string",
                    "minLength": 1,
                    "description": "Code for the route"
                  },
                  "display": {
                    "type": "string",
                    "minLength": 1,
                    "description": "Representation defined by the system"
                  }
                },
                "required": [
                  "system",
                  "code",
                  "display"
                ]
              }
            }
          }
        },
        "dose": {
          "type": "object",
          "description": "Amount of medication per dose",
          "properties": {
            "value": {
              "type": "number",
              "description": "Amount administered"
            },
            "unit": {
              "type": "string",
              "minLength": 1,
              "description": "Unit defined by the system"
            },
            "system": {
              "type": "string",
              "minLength": 1,
              "description": "Code system for the unit (e.g. http://unitsofmeasure.org)"
            },
            "code": {
              "type": "string",
              "minLength": 1,
              "description": "UCUM code for the unit"
            }
          },
          "required": [
            "value",
            "unit",
            "system",
            "code"
          ]
        }
      }
    }
  },
  "required": [
    "resourceType",
    "id",
    "meta",
    "status",
    "medicationCodeableConcept",
    "subject"
  ]
}

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