{
  "resourceType": "StructureDefinition",
  "id": "MedicationRequest",
  "url": "http://healthpei.ca/fhir/StructureDefinition/ca-pei-profile-MedicationRequest",
  "name": "MedicationRequest",
  "title": "MedicationRequest",
  "status": "draft",
  "description": "An order or request for both supply of the medication and the instructions for administration of the medication to a patient. The resource is called MedicationRequest rather than MedicationPrescription or MedicationOrder to generalize the use across inpatient and outpatient settings, including care plans, etc., and to harmonize with workflow patterns.",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "MedicationRequest",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/MedicationRequest",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "MedicationRequest.identifier",
        "path": "MedicationRequest.identifier",
        "min": 1,
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.status",
        "path": "MedicationRequest.status",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.intent",
        "path": "MedicationRequest.intent",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.category",
        "path": "MedicationRequest.category",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.category.coding",
        "path": "MedicationRequest.category.coding",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.category.coding.system",
        "path": "MedicationRequest.category.coding.system",
        "fixedUri": "http://terminology.hl7.org/CodeSystem/medicationrequest-category",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.category.coding.code",
        "path": "MedicationRequest.category.coding.code",
        "fixedCode": "community",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.category.coding.display",
        "path": "MedicationRequest.category.coding.display",
        "fixedString": "community",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.category.text",
        "path": "MedicationRequest.category.text",
        "fixedString": "community",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.medication[x]",
        "path": "MedicationRequest.medication[x]",
        "slicing": {
          "discriminator": [
            {
              "type": "type",
              "path": "$this"
            }
          ],
          "ordered": false,
          "rules": "open"
        },
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.medication[x]:medicationReference",
        "path": "MedicationRequest.medication[x]",
        "sliceName": "medicationReference",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "http://hl7.org/fhir/StructureDefinition/Medication"
            ]
          }
        ],
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.subject",
        "path": "MedicationRequest.subject",
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "http://healthpei.ca/fhir/StructureDefinition/ca-pei-profile-Patient"
            ]
          }
        ],
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.subject.reference",
        "path": "MedicationRequest.subject.reference",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.authoredOn",
        "path": "MedicationRequest.authoredOn",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.requester",
        "path": "MedicationRequest.requester",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dosageInstruction",
        "path": "MedicationRequest.dosageInstruction",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dosageInstruction.text",
        "path": "MedicationRequest.dosageInstruction.text",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest",
        "path": "MedicationRequest.dispenseRequest",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill",
        "path": "MedicationRequest.dispenseRequest.initialFill",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill.quantity",
        "path": "MedicationRequest.dispenseRequest.initialFill.quantity",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill.quantity.value",
        "path": "MedicationRequest.dispenseRequest.initialFill.quantity.value",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill.quantity.unit",
        "path": "MedicationRequest.dispenseRequest.initialFill.quantity.unit",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill.quantity.system",
        "path": "MedicationRequest.dispenseRequest.initialFill.quantity.system",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill.quantity.code",
        "path": "MedicationRequest.dispenseRequest.initialFill.quantity.code",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill.duration",
        "path": "MedicationRequest.dispenseRequest.initialFill.duration",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill.duration.value",
        "path": "MedicationRequest.dispenseRequest.initialFill.duration.value",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill.duration.unit",
        "path": "MedicationRequest.dispenseRequest.initialFill.duration.unit",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill.duration.system",
        "path": "MedicationRequest.dispenseRequest.initialFill.duration.system",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.initialFill.duration.code",
        "path": "MedicationRequest.dispenseRequest.initialFill.duration.code",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.validityPeriod",
        "path": "MedicationRequest.dispenseRequest.validityPeriod",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.validityPeriod.start",
        "path": "MedicationRequest.dispenseRequest.validityPeriod.start",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.validityPeriod.end",
        "path": "MedicationRequest.dispenseRequest.validityPeriod.end",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.numberOfRepeatsAllowed",
        "path": "MedicationRequest.dispenseRequest.numberOfRepeatsAllowed",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.quantity",
        "path": "MedicationRequest.dispenseRequest.quantity",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.quantity.value",
        "path": "MedicationRequest.dispenseRequest.quantity.value",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.quantity.unit",
        "path": "MedicationRequest.dispenseRequest.quantity.unit",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.quantity.system",
        "path": "MedicationRequest.dispenseRequest.quantity.system",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.quantity.code",
        "path": "MedicationRequest.dispenseRequest.quantity.code",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.expectedSupplyDuration",
        "path": "MedicationRequest.dispenseRequest.expectedSupplyDuration",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.expectedSupplyDuration.value",
        "path": "MedicationRequest.dispenseRequest.expectedSupplyDuration.value",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.expectedSupplyDuration.unit",
        "path": "MedicationRequest.dispenseRequest.expectedSupplyDuration.unit",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.expectedSupplyDuration.system",
        "path": "MedicationRequest.dispenseRequest.expectedSupplyDuration.system",
        "mustSupport": true
      },
      {
        "id": "MedicationRequest.dispenseRequest.expectedSupplyDuration.code",
        "path": "MedicationRequest.dispenseRequest.expectedSupplyDuration.code",
        "mustSupport": true
      }
    ]
  }
}