API end point: https://fhir.careevolution.com/Master.Adapter1.WebClient/api/fhir-stu3.

Resource ReferralRequest (STU3)

Maps the CareEvolution Referral concept

• 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
_count	Special	eq			The maximum number of resources to return in a result page.
_elements	Special	eq			Used to request a specific set of elements be returned as part of a resource.
_id	Token		Yes		Resource id
_lastUpdated	Date	eq ne lt le gt ge sa eb ap			When the resource last changed
_source	Uri	:missing	Yes		Where the resource comes from
_summary	Special	eq			Used to return only a portion of the resouces. Defaults to 'false', which returns the whole resource.
_total	Special	eq			Use the value 'estimate' to populate the result bundle's 'total' element with an estimate of the matching number of resources.
authored-on	Date	:missing eq ne lt le gt ge sa eb ap			Creation or activation date
context	Reference (Encounter)	:missing	Yes	Yes	Originating encounter
encounter	Reference (Encounter)	:missing	Yes	Yes	Originating encounter
group-identifier	Token		Yes		Part of common request
identifier	Token	:missing	Yes		Business identifier
intent	Token		Yes		Proposal, plan or order
occurrence-date	Date	:missing eq ne lt le gt ge sa eb ap			When the service(s) requested in the referral should occur
patient	Reference (Patient)	:missing	Yes	Yes	The patient the ReferralRequest is about
priority	Token	:missing	Yes		The priority assigned to the referral
provenance-agent	Reference (Organization)	:missing	Yes	Yes	Search by provenance, specified by its author (aka originator) Organization
recipient	Reference (Practitioner)	:missing	Yes	Yes	The person that the referral was sent to
requester	Reference (Practitioner)	:missing	Yes	Yes	Individual making the request
service	String	:contains :exact :missing	Yes		Actions requested as part of the referral
specialty	Token		Yes		The specialty that the referral is for
status	Token	:missing	Yes		The status of the referral
subject	Reference (Patient)	:missing	Yes	Yes	The patient the ReferralRequest is about. Functionally identical to the "patient" search parameter.
type	Token	:not :in :not-in :missing	Yes		The type of the referral

Sorts

• _id
• date

Supports multiple sorts

Includes

• context
• encounter
• patient
• provenance-agent
• recipient
• requester
• subject
• Condition:referral
• Provenance:target

Operations

• validate - Validate a resource

To FHIR mappings

FHIR	CareEvolution
authoredOn	InitiationDate
context	EncounterID
description	Comment
extension('http://careevolution.com/fhirextensions#dataSource')	DataSource
groupIdentifier	Property('GroupIdentifier')
identifier	Identifier
intent Bindings:  valueset-request-intent	Property('Intent')
note	Notes
occurrence	StartDate
	EndDate
priority Bindings:  valueset-request-priority	Acuity Domain: ReferralAcuity
reasonCode	Property('Reason')
recipient	ReferTo
	ReferToFacility
requester.agent	ReferFrom
	ReferFromFacility
serviceRequested	Services
specialty	Property('Specialty')
status Bindings:  valueset-request-status	Status Domain: ReferralStatus
subject	PatientID
type Bindings:  http://hl7.org/fhir/v3/ActCode  https://www.cms.gov/Medicare/Coding/place-of-service-codes/Place_of_Service_Code_Set  https://rosetta.careevolution.com/UBFacilityType	Template Domain: ReferralTemplate

From FHIR mappings

FHIR	CareEvolution
authoredOn	InitiationDate
context	EncounterID
	AdmitDate
description	Comment
extension('http://careevolution.com/fhirextensions#dataSource')	DataSource
groupIdentifier	Property('GroupIdentifier')
id	Identifier
identifier	Identifier
intent Bindings:  valueset-request-intent	Property('Intent')
note	Notes
occurrence	StartDate
	EndDate
priority Bindings:  valueset-request-priority	Acuity Domain: ReferralAcuity
reasonCode	Property('Reason')
recipient	ReferTo
	ReferToFacility
requester.agent	ReferFrom
	ReferFromFacility
serviceRequested	Services
specialty	Property('Specialty')
status Bindings:  valueset-request-status	Status Domain: ReferralStatus
subject	PatientID
type Bindings:  http://hl7.org/fhir/v3/ActCode  https://www.cms.gov/Medicare/Coding/place-of-service-codes/Place_of_Service_Code_Set  https://rosetta.careevolution.com/UBFacilityType	Template Domain: ReferralTemplate

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