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Release 4B

This page is part of the FHIR Specification (v4.3.0: R4B - STU). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4 R3

Pharmacy Work GroupMaturity Level: N/AStandards Status: InformativeSecurity Category: Patient Compartments: Patient, Practitioner, RelatedPerson

R3 : R4 Conversion maps for MedicationStatement.

Functional status for this map: 7 tests that all execute ok. 3 fail round-trip testing and 7 r3 resources are invalid (0 errors). (see documentation)

map "http://hl7.org/fhir/StructureMap/MedicationStatement3to4" = "R3 to R4 Conversions for MedicationStatement"

uses "http://hl7.org/fhir/3.0/StructureDefinition/MedicationStatement" alias MedicationStatementR3 as source
uses "http://hl7.org/fhir/StructureDefinition/MedicationStatement" alias MedicationStatement as target

imports "http://hl7.org/fhir/StructureMap/*3to4"

group MedicationStatement(source src : MedicationStatementR3, target tgt : MedicationStatement) extends DomainResource <<type+>> {
  src.identifier -> tgt.identifier;
  src.basedOn -> tgt.basedOn;
  src.partOf -> tgt.partOf;
  src.context -> tgt.context;
  src.status as v ->  tgt.extension as vt,  vt.url = 'http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement.status',  vt.value = v;
  src.taken as v ->  tgt.extension as vt,  vt.url = 'http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement.taken',  vt.value = v;
  src.status where (src.taken in ('n' | 'unk')).not() -> tgt.status;
  src.taken where value = 'n' -> tgt.status = 'not-taken';
  src.taken where value = 'unk' -> tgt.status = 'unknown';
  src.category -> tgt.category;
  src.medication : CodeableConcept as vs -> tgt.medication = create('CodeableConcept') as vt then CodeableConcept(vs, vt);
  src.medication : Reference as vs -> tgt.medication = create('Reference') as vt then Reference(vs, vt);
  src.effective : dateTime as vs -> tgt.effective = create('dateTime') as vt then dateTime(vs, vt);
  src.effective : Period as vs -> tgt.effective = create('Period') as vt then Period(vs, vt);
  src.dateAsserted -> tgt.dateAsserted;
  src.informationSource -> tgt.informationSource;
  src.subject -> tgt.subject;
  src.derivedFrom -> tgt.derivedFrom;
  src.reasonNotTaken -> tgt.reasonCode;
  src.reasonCode -> tgt.reasonCode;
  src.reasonReference -> tgt.reasonReference;
  src.note -> tgt.note;
  src.dosage -> tgt.dosage;
}


map "http://hl7.org/fhir/StructureMap/MedicationStatement4to3" = "R4 to R3 Conversion for MedicationStatement"

uses "http://hl7.org/fhir/StructureDefinition/MedicationStatement" alias MedicationStatement as source
uses "http://hl7.org/fhir/3.0/StructureDefinition/MedicationStatement" alias MedicationStatementR3 as target

imports "http://hl7.org/fhir/StructureMap/*4to3"

group MedicationStatement(source src : MedicationStatement, target tgt : MedicationStatementR3) extends DomainResource <<type+>> {
  src.identifier -> tgt.identifier;
  src.basedOn -> tgt.basedOn;
  src.partOf -> tgt.partOf;
  src.context -> tgt.context;
  src where src.extension.where(url = 'http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement.status').exists() then statusR3(src, tgt) "status1";
  src where src.extension.where(url = 'http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement.status').empty() then statusNR3(src, tgt) "status2";
  src.category -> tgt.category;
  src.medication : CodeableConcept as vs -> tgt.medication = create('CodeableConcept') as vt then CodeableConcept(vs, vt);
  src.medication : Reference as vs -> tgt.medication = create('Reference') as vt then Reference(vs, vt);
  src.effective : dateTime as vs -> tgt.effective = create('dateTime') as vt then dateTime(vs, vt);
  src.effective : Period as vs -> tgt.effective = create('Period') as vt then Period(vs, vt);
  src.dateAsserted -> tgt.dateAsserted;
  src.informationSource -> tgt.informationSource;
  src.subject -> tgt.subject;
  src.derivedFrom -> tgt.derivedFrom;
  src.reasonCode where src.status = 'not-taken' -> tgt.reasonNotTaken;
  src.reasonCode where src.status != 'not-taken' -> tgt.reasonCode;
  src.reasonReference -> tgt.reasonReference;
  src.note -> tgt.note;
  src.dosage -> tgt.dosage;
}

group statusR3(source src, target tgt) {
  src.extension as e where url = 'http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement.taken' then {
    e.value -> tgt.taken;
  };
  src.extension as e where url = 'http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement.status' then {
    e.value -> tgt.status;
  };
}

group statusNR3(source src, target tgt) {
  src.status where (value in ('not-taken' | 'unknown')).not() -> tgt.status;
  src.status where value = 'not-taken' ->  tgt.status = 'completed',  tgt.taken = 'n';
  src.status where value = 'unknown' ->  tgt.status = 'completed',  tgt.taken = 'unk';
}


<p>No validation errors - all conversions are clean</p>