API end point: https://fhir.careevolution.com/Master.Adapter1.WebClient/api/fhir-r4.

Resource MedicationRequest (R4)

Maps pharmacy CareEvolution Order concepts, i.e. those orders with a Department term code equal to 'Pharmacy'

• Supported interactions
• Search parameters
• Sorts
• Includes
• Operations
• To FHIR mappings
• From FHIR mappings

Supported interactions

• read
• search
• create
• update
• delete

Search parameters

Name	Type	Modifiers , prefixes	Multiple values	Can be chained	Description
_id	Token		Yes		Resource id
_lastUpdated	Date	lt le gt ge			When the resource last changed
_source	Uri	:missing	Yes		Where the resource comes from
authoredon	Date	:missing eq ne lt le gt ge sa eb ap			Return prescriptions written on this date
code	Token	:not :in :not-in :missing	Yes		Return prescriptions of this medication code
encounter	Reference	:missing	Yes	Yes	Multiple Resources: MedicationRequest: Return prescriptions with this encounter identifier
identifier	Token	:missing	Yes		Return prescriptions with this external identifier
intent	Token	:missing	Yes		Returns prescriptions with different intents
patient	Reference	:missing	Yes	Yes	Returns prescriptions for a specific patient
provenance-agent	Reference	:missing	Yes	Yes	Search by provenance, specified by its author (aka originator) Organization
requester	Reference	:missing	Yes	Yes	Returns prescriptions prescribed by this prescriber
status	Token	:missing	Yes		Status of the prescription
subject	Reference	:missing	Yes	Yes	The identity of a patient to list orders for

Sorts

• _id
• authoredon

Supports multiple sorts

Includes

• encounter
• patient
• provenance-agent
• requester
• subject
• MedicationAdministration:request
• Provenance:target

Operations

• validate - Validate a resource

To FHIR mappings

FHIR	CareEvolution
authoredOn	OrderDate
dispenseRequest.numberOfRepeatsAllowed	Refills
dispenseRequest.quantity	Quantity
dispenseRequest.validityPeriod	StartDate
	StopDate
dosageInstruction.asNeeded	IsPrn
dosageInstruction.doseAndRate.dose Bindings:  http://unitsofmeasure.org	MinDose
	MaxDose
	DoseUnits Domain: OrderDoseUnits
dosageInstruction.route	Route Domain: OrderRoute
dosageInstruction.text	OrderText
	Comment
dosageInstruction.timing	Frequency Domain: OrderFrequency
	StartDate
encounter	EncounterID
extension('http://careevolution.com/fhirextensions#dataSource')	DataSource
identifier	PlacerOrderNumber
	FillerOrderNumber
	PlacerGroupNumber
	PlacerAssigningAuthority
	FillerAssigningAuthority
	PlacerGroupAssigningAuthority
medication	Item Domain: OrderableItem
	ItemAlternateTerms Domain: OrderableItem
	ItemText
priority Bindings:  valueset-request-priority	Priority Domain: OrderPriority
reasonCode	ReasonsForStudy.Reason Domain: OrderReasonForStudy
requester	OrderingCaregiverID
status Bindings:  valueset-medicationrequest-status	OrderStatus Domain: OrderStatus
subject	PatientID

From FHIR mappings

FHIR	CareEvolution
authoredOn	OrderDate
	StartDate
dispenseRequest.numberOfRepeatsAllowed	Refills
dispenseRequest.quantity	Quantity
dispenseRequest.validityPeriod	StartDate
	StopDate
dosageInstruction.asNeeded	IsPrn
dosageInstruction.doseAndRate.dose Bindings:  http://unitsofmeasure.org	MinDose
	MaxDose
	DoseUnits Domain: OrderDoseUnits
dosageInstruction.route	Route Domain: OrderRoute
dosageInstruction.text	OrderText
dosageInstruction.timing	Frequency Domain: OrderFrequency
encounter	EncounterID
extension('http://careevolution.com/fhirextensions#dataSource')	DataSource
id	PlacerOrderNumber
identifier	PlacerOrderNumber
	FillerOrderNumber
	PlacerGroupNumber
	PlacerAssigningAuthority
	FillerAssigningAuthority
	PlacerGroupAssigningAuthority
medication	Item Domain: OrderableItem
	ItemAlternateTerms Domain: OrderableItem
	ItemText
priority Bindings:  valueset-request-priority	Priority Domain: OrderPriority
reasonCode	ReasonsForStudy.Reason Domain: OrderReasonForStudy
requester	OrderingCaregiverID
status Bindings:  valueset-medicationrequest-status	OrderStatus Domain: OrderStatus
subject	PatientID

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