MedicationRequest Profile

Canonical	../StructureDefinition/nexus-emr-core-medicationrequest
Status	draft · 1.26.0
Base	MedicationRequest (constraint)
Source	FSH · JSON

Defines the Nexus EMR FHIR profile for MedicationRequest resources, based on CA-Core constraints, for aggregating prescription data from multiple EMRs.

Examples

Detailed · Naproxen 500mg BID (proposed) · Warfarin 5mg Daily (existing)

Detailed

Example medication request demonstrating Nexus EMR profile with detailed information

MedicationRequest/nexus-emr-medicationrequest-detailed-example — claims conformance to MedicationRequest Profile

{
  "resourceType": "MedicationRequest",
  "id": "nexus-emr-medicationrequest-detailed-example",
  "meta": {
    "profile": [
      "../StructureDefinition/nexus-emr-core-medicationrequest"
    ],
    "source": "../NamingSystem/cedarbrook-clinic-pipeline-v2.3.0"
  },
  "extension": [
    {
      "url": "../StructureDefinition/nexus-emr-medication-strength",
      "extension": [
        {
          "url": "strengthText",
          "valueString": "325mg"
        },
        {
          "url": "strengthQuantity",
          "extension": [
            {
              "url": "numerator",
              "valueQuantity": {
                "value": 325,
                "unit": "mg",
                "system": "http://unitsofmeasure.org",
                "code": "mg"
              }
            },
            {
              "url": "denominator",
              "valueQuantity": {
                "value": 1,
                "unit": "tablet",
                "system": "http://unitsofmeasure.org",
                "code": "1"
              }
            }
          ]
        }
      ]
    }
  ],
  "identifier": [
    {
      "use": "secondary",
      "system": "../NamingSystem/cedarbrook-clinic-medicationrequest-raw-code",
      "value": "EMR-RX-2025-04-08-001"
    }
  ],
  "text": {
    "status": "generated",
    "div": "<div xmlns='http://www.w3.org/1999/xhtml'>Prescribed ferrous sulfate 325 mg oral tablet for Avery Linwood on April 8, 2025. Take 1 tablet by mouth daily. Course duration: 90 days (until 2025-07-07). 2 repeats allowed.</div>"
  },
  "status": "active",
  "statusReason": {
    "text": "New prescription for iron deficiency anemia"
  },
  "intent": "order",
  "medicationCodeableConcept": {
    "text": "Ferrous sulfate 325mg",
    "coding": [
      {
        "system": "http://www.whocc.no/atc",
        "code": "B03AA07",
        "display": "ferrous sulfate"
      },
      {
        "system": "../NamingSystem/cedarbrook-clinic-medication-raw-code",
        "code": "FE325",
        "display": "Ferrous sulfate 325mg"
      }
    ]
  },
  "subject": {
    "reference": "Patient/avery-linwood"
  },
  "encounter": {
    "reference": "Encounter/enc-avery-20250408-01rc"
  },
  "authoredOn": "2025-04-08",
  "requester": {
    "reference": "PractitionerRole/dr-navarro-familymed-role"
  },
  "dosageInstruction": [
    {
      "text": "Take one tablet by mouth daily.",
      "timing": {
        "repeat": {
          "boundsPeriod": {
            "start": "2025-04-08",
            "end": "2025-07-07"
          }
        }
      },
      "route": {
        "text": "Oral route",
        "coding": [
          {
            "system": "http://snomed.info/sct",
            "code": "26643006",
            "display": "Oral route"
          },
          {
            "system": "../NamingSystem/cedarbrook-clinic-medicationrequest-route-raw-code",
            "code": "PO",
            "display": "By mouth"
          }
        ]
      },
      "doseAndRate": [
        {
          "doseQuantity": {
            "value": 1,
            "unit": "tablet"
          }
        }
      ]
    }
  ],
  "dispenseRequest": {
    "numberOfRepeatsAllowed": 2,
    "quantity": {
      "value": 90,
      "unit": "tablets"
    },
    "expectedSupplyDuration": {
      "value": 90,
      "unit": "days",
      "system": "http://unitsofmeasure.org",
      "code": "d"
    },
    "validityPeriod": {
      "start": "2025-04-08",
      "end": "2026-04-08"
    }
  }
}