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.

Invariants

Every rule in force on a conforming instance. This profile rows are stated here; inherited rows come from the base resource and are listed so that a constraint named on an element is findable. Invariant keys elsewhere on this page link into this table.

Key	Source	Severity	On	Rule
nexus-note-extension-not-where-native	this profile	error	MedicationRequest	The resource-note extension is not used on a resource that has a native note element -- that element is the home extension('../StructureDefinition/nexus-emr-resource-note').empty()
dom-2	inherited	error	MedicationRequest	If the resource is contained in another resource, it SHALL NOT contain nested Resources contained.contained.empty()
dom-3	inherited	error	MedicationRequest	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource contained.where((('#'+id in (%resource.descendants().reference
dom-4	inherited	error	MedicationRequest	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	inherited	error	MedicationRequest	If a resource is contained in another resource, it SHALL NOT have a security label contained.meta.security.empty()
dom-6	inherited	warning	MedicationRequest	A resource should have narrative for robust management text.div.exists()
ele-1	inherited	error	MedicationRequest.meta	All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1	inherited	error	MedicationRequest.meta.extension	Must have either extensions or value[x], not both extension.exists() != value.exists()
tim-1	inherited	error	MedicationRequest.dosageInstruction.timing.repeat	if there's a duration, there needs to be duration units duration.empty() or durationUnit.exists()
tim-10	inherited	error	MedicationRequest.dosageInstruction.timing.repeat	If there's a timeOfDay, there cannot be a when, or vice versa timeOfDay.empty() or when.empty()
tim-2	inherited	error	MedicationRequest.dosageInstruction.timing.repeat	if there's a period, there needs to be period units period.empty() or periodUnit.exists()
tim-4	inherited	error	MedicationRequest.dosageInstruction.timing.repeat	duration SHALL be a non-negative value duration.exists() implies duration >= 0
tim-5	inherited	error	MedicationRequest.dosageInstruction.timing.repeat	period SHALL be a non-negative value period.exists() implies period >= 0
tim-6	inherited	error	MedicationRequest.dosageInstruction.timing.repeat	If there's a periodMax, there must be a period periodMax.empty() or period.exists()
tim-7	inherited	error	MedicationRequest.dosageInstruction.timing.repeat	If there's a durationMax, there must be a duration durationMax.empty() or duration.exists()
tim-8	inherited	error	MedicationRequest.dosageInstruction.timing.repeat	If there's a countMax, there must be a count countMax.empty() or count.exists()
tim-9	inherited	error	MedicationRequest.dosageInstruction.timing.repeat	If there's an offset, there must be a when (and not C, CM, CD, CV) offset.empty() or (when.exists() and ((when in ('C'