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MedicationRequest Profile

Canonical../StructureDefinition/nexus-emr-core-medicationrequest
Statusdraft · 1.26.0
BaseMedicationRequest (constraint)
SourceFSH · JSON

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

Elements / Differential

What this profile constrains beyond MedicationRequest. Anything not listed is unchanged from the base; muted type/cardinality values are the base's, shown for context.

Element Flags Card. Type Description & Constraints
MedicationRequest Nexus EMR Medication Request Core
Invariants: nexus-note-extension-not-where-native
meta 0..1 Meta
source S 0..1 uri Identifies EMR instance & pipeline version the resource came from i
text S 0..1 Narrative Narrative i
extension 0..* Extension i
Slicing: value:url (open)
extension:medicationStrength S 0..1 Extension(Medication Strength Extension) Medication strength information i
identifier S 0..* Identifier Business identifier(s) for medicationrequest i
system 1..1 uri i
value 1..1 string i
status S 1..1 code Where the prescription is in its lifecycle i
Binding: medicationrequest-status (required)
statusReason 0..1 CodeableConcept i
intent S 1..1 code proposal | plan | order | instance-order i
Fixed: order
Binding: medicationrequest-intent (required)
medication[x] S 1..1 CodeableConcept Medication, with raw code support i
coding 0..* Coding i
Slicing: value:system (open)
coding:din S 0..* Coding The Health Canada Drug Identification Number for the marketed product i
system 1..1 uri i
Fixed: http://hl7.org/fhir/NamingSystem/ca-hc-din
code 1..1 code
coding:ccdd S 0..* Coding CCDD — what the drug IS (preferred ingredient-level code) i
system 1..1 uri i
Fixed: http://terminology.hl7.org/CodeSystem/hc-CCDD
code 1..1 code
coding:atc S 0..* Coding ATC classification — coarser ingredient-level grouping i
system 1..1 uri i
Fixed: http://www.whocc.no/atc
code 1..1 code
coding:aign S 0..* Coding The active-ingredient group identifying the drug's ingredient and strength i
system 1..1 uri i
Fixed: http://terminology.hl7.org/CodeSystem/v3-hc-aign
code 1..1 code
text S 1..1 string The medication as written, in human-readable form i
subject S 1..1 Reference(Patient Profile) Who the medication is for i
encounter S 0..1 Reference(Encounter Profile) Encounter during which prescription was written i
authoredOn S 1..1 dateTime When prescription was written i
requester S 0..1 Reference(PractitionerRole Profile | Practitioner Profile) Who prescribed the medication
dosageInstruction S 0..* Dosage How medication should be taken i
text S 1..1 string Free text dosage instructions (sig)
timing S 0..1 Timing When medication should be taken i
repeat 0..1 Element
bounds[x] 0..1 Duration, Range, Period Slicing: type:$this (open)
bounds[x]:boundsPeriod 0..1 Period
bounds[x]:boundsDuration 0..1 Duration
route S 0..1 CodeableConcept Route of administration with raw code support
Binding: route-codes (preferred)
text S 1..1 string Human-readable route description (required) i
doseAndRate 0..* Element
dose[x] 0..1 Range, Quantity(SimpleQuantity) i
Slicing: type:$this (open)
dose[x]:doseQuantity 0..1 Quantity(SimpleQuantity) Patient-administered dose quantity (e.g., 2 tablets) i
value 1..1 decimal i
unit 1..1 string
code 0..1 code i
Binding: ucum-units (required)
dose[x]:doseRange 0..1 Range Patient-administered dose range (e.g., 2-5 tablets) i
dispenseRequest S 0..1 BackboneElement Pharmacy dispensing instructions
numberOfRepeatsAllowed S 0..1 unsignedInt i
quantity S 0..1 Quantity(SimpleQuantity) Amount to dispense
expectedSupplyDuration 0..1 Duration i
value 1..1 decimal i
unit 1..1 string
system 1..1 uri Fixed: http://unitsofmeasure.org
code 1..1 code i