Da Vinci - Coverage Requirements Discovery
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Da Vinci - Coverage Requirements Discovery, published by HL7 International / Financial Management. This guide is not an authorized publication; it is the continuous build for version 2.2.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/davinci-crd/ and changes regularly. See the Directory of published versions

Logical Model: CRD CDSHooks Alternate Request Response (Logical Definition) ( Abstract )

Official URL: http://hl7.org/fhir/us/davinci-crd/StructureDefinition/CRDHooksResponse-alternateRequest Version: 2.2.0-ballot
Standards status: Trial-use Active as of 2025-10-30 Maturity Level: 4 Computable Name: CRDHooksResponseAlternateRequest
Other Identifiers: OID:2.16.840.1.113883.4.642.40.18.42.42

Defines CRD-specific constraints for the Alternate Request response type

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Profile Content

Description Differentials, Snapshots, and other representations.

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. CDSHooksResponse 0..* CRDHooksResponseBase This is an abstract profile.
The response to the discovery endpoint
... cards S 1..* CDSHooksElement CDS responses to show user
.... suggestions SC 1..* CDSHooksElement Suggest a set of changes in the context of the current activity
Constraints: crd-respar-1
..... actions S 1..* CDSHooksElement Defines a suggested action (all apply)
...... type S 1..1 code create, update, delete - type of action performed
Required Pattern: create
...... resource S 0..1 CRDAppointmentWithOrder, CRDAppointmentNoOrder, CRDCommunicationRequest, CRDDeviceRequest, CRDMedicationRequest, CRDNutritionOrder, CRDServiceRequest, CRDVisionPrescription A booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s)
...... resourceId S 0..1 url A relative reference to the relevant resource.
.... links 0..0 Link to app or additional information

doco Documentation for this format

Constraints

Id Grade Path(s) Description Expression
crd-respar-1 error CDSHooksResponse.cards.suggestions Must have either one update action or one delete and one create action (actions.count()=1 and actions.all(type='update')) or (actions.count()=2 and actions.exists(type='create') and actions.exists(type='delete') and actions.where(type='create').all(resource.exists() and resourceId.empty()) and actions.where(type='delete').all(resource.empty() and resourceId.exists()))
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. CDSHooksResponse 0..* CRDHooksResponseBase This is an abstract profile.
The response to the discovery endpoint
... extension 0..1 CDSHooksExtensions Object that has Named Extension Properties
... cards SC 1..* CDSHooksElement CDS responses to show user
JSON: The type of this element is inferred from the JSON type in the instance
Constraints: cds-resp-1, cds-resp-6
.... extension 0..1 CDSHooksExtensions Object that has Named Extension Properties
.... uuid S 1..1 uuid Unique identifier of the card (for logging/feedback)
When this element is read urn:uuid: is prefixed to the value before validation
.... summary S 1..1 string Summary message for display to the user (<140 char)
.... detail 0..1 markdown Optional detailed information to display (GitHub Flavored Markdown)
.... indicator S 0..1 code info, warning, critical - Urgency/importance of what this card conveys
Binding: CDSIndicator Codes ValueSet (required)
.... source S 1..1 CDSHooksElement The primary source of guidance for the content the card represents.
..... extension 0..1 CDSHooksExtensions Object that has Named Extension Properties
..... label S 1..1 string Short, human-readable label to display for the source.
..... url 0..1 url Link for when user clicks for more information about the source
..... icon 0..1 url absolute URL to an icon for the source (<100x100 PNG))
..... topic S 1..1 Coding Describes the content of the card
Binding: CRD Card Types Value Set (extensible)
.... suggestions SC 1..* CDSHooksElement Suggest a set of changes in the context of the current activity
Constraints: cds-resp-5, crd-respar-1
..... extension 0..1 CDSHooksExtensions Object that has Named Extension Properties
..... label S 1..1 string Human-readable label to display for this suggestion
..... uuid 0..1 uuid Unique identifier, used for auditing and logging suggestions
When this element is read urn:uuid: is prefixed to the value before validation
..... isRecommended 0..1 boolean Which suggestion is most preferred of a set
..... actions SC 1..* CDSHooksElement Defines a suggested action (all apply)
Constraints: cds-resp-2
...... extension 0..1 CDSHooksExtensions Extension
...... type S 1..1 code create, update, delete - type of action performed
Binding: CDSActionType Codes ValueSet (required)
Required Pattern: create
...... description SC 1..1 string Human-readable description of the suggested action
...... resource S 0..1 CRDAppointmentWithOrder, CRDAppointmentNoOrder, CRDCommunicationRequest, CRDDeviceRequest, CRDMedicationRequest, CRDNutritionOrder, CRDServiceRequest, CRDVisionPrescription A booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s)
...... resourceId S 0..1 url A relative reference to the relevant resource.
.... selectionBehavior C 0..1 code at-most-one | any
Binding: CDSSelectionBehavior Codes ValueSet (required)
.... overrideReasons C 0..* Coding Feedback from user on card - why not acted on
Constraints: cds-resp-4
... systemActions 0..* CDSHooksElement Actions to auto-apply
JSON: This element may be present as a JSON Array even when there are no items in the instance
.... extension 0..1 CDSHooksExtensions Object that has Named Extension Properties
.... type S 1..1 code create, update, delete - type of action performed
Binding: CDSActionType Codes ValueSet (required)
.... description C 0..1 string Human-readable description of the suggested action
.... resource 0..1 Resource FHIR resource to create/update
.... resourceId 0..1 url A relative reference to the relevant resource.

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
CDSHooksResponse.cards.​indicator Base required CDSIndicator Codes ValueSet 📦0.8.0 FHIR Tooling Extensions IG v0.8
CDSHooksResponse.cards.​source.topic Base extensible CRD Card Types Value Set 📦2.2.0-ballot This IG
CDSHooksResponse.cards.​suggestions.actions.​type Base required CDSActionType Codes ValueSet 📦0.8.0 FHIR Tooling Extensions IG v0.8
CDSHooksResponse.cards.​selectionBehavior Base required CDSSelectionBehavior Codes ValueSet 📦0.8.0 FHIR Tooling Extensions IG v0.8
CDSHooksResponse.cards.​links.type Base required CDSLinkType Codes ValueSet 📦0.8.0 FHIR Tooling Extensions IG v0.8
CDSHooksResponse.systemActions.​type Base required CDSActionType Codes ValueSet 📦0.8.0 FHIR Tooling Extensions IG v0.8

Constraints

Id Grade Path(s) Description Expression
cds-resp-1 error CDSHooksResponse.cards only one action can be suggested if selectionBehavior = at-most-one (selectionBehavior = 'at-most-one') implies suggestions.where(isRecommended).count() <= 1
cds-resp-2 warning CDSHooksResponse.cards.suggestions.actions A resourceId not a resource must be provided when type = delete (type = 'delete') implies (resourceId.exists() and resource.empty())
cds-resp-4 error CDSHooksResponse.cards.overrideReasons the CDS Service MUST populate a display value for each reason's Coding all(display.exists())
cds-resp-5 error CDSHooksResponse.cards.suggestions All suggestion actions must have a description actions.all(description.exists())
cds-resp-6 error CDSHooksResponse.cards If suggestions are present, selectionBehavior MUST also be provided. suggestions.exists() implies selectionBehavior.exists()
crd-respar-1 error CDSHooksResponse.cards.suggestions Must have either one update action or one delete and one create action (actions.count()=1 and actions.all(type='update')) or (actions.count()=2 and actions.exists(type='create') and actions.exists(type='delete') and actions.where(type='create').all(resource.exists() and resourceId.empty()) and actions.where(type='delete').all(resource.empty() and resourceId.exists()))

Differential View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. CDSHooksResponse 0..* CRDHooksResponseBase This is an abstract profile.
The response to the discovery endpoint
... cards S 1..* CDSHooksElement CDS responses to show user
.... suggestions SC 1..* CDSHooksElement Suggest a set of changes in the context of the current activity
Constraints: crd-respar-1
..... actions S 1..* CDSHooksElement Defines a suggested action (all apply)
...... type S 1..1 code create, update, delete - type of action performed
Required Pattern: create
...... resource S 0..1 CRDAppointmentWithOrder, CRDAppointmentNoOrder, CRDCommunicationRequest, CRDDeviceRequest, CRDMedicationRequest, CRDNutritionOrder, CRDServiceRequest, CRDVisionPrescription A booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s)
...... resourceId S 0..1 url A relative reference to the relevant resource.
.... links 0..0 Link to app or additional information

doco Documentation for this format

Constraints

Id Grade Path(s) Description Expression
crd-respar-1 error CDSHooksResponse.cards.suggestions Must have either one update action or one delete and one create action (actions.count()=1 and actions.all(type='update')) or (actions.count()=2 and actions.exists(type='create') and actions.exists(type='delete') and actions.where(type='create').all(resource.exists() and resourceId.empty()) and actions.where(type='delete').all(resource.empty() and resourceId.exists()))

Snapshot ViewView

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. CDSHooksResponse 0..* CRDHooksResponseBase This is an abstract profile.
The response to the discovery endpoint
... extension 0..1 CDSHooksExtensions Object that has Named Extension Properties
... cards SC 1..* CDSHooksElement CDS responses to show user
JSON: The type of this element is inferred from the JSON type in the instance
Constraints: cds-resp-1, cds-resp-6
.... extension 0..1 CDSHooksExtensions Object that has Named Extension Properties
.... uuid S 1..1 uuid Unique identifier of the card (for logging/feedback)
When this element is read urn:uuid: is prefixed to the value before validation
.... summary S 1..1 string Summary message for display to the user (<140 char)
.... detail 0..1 markdown Optional detailed information to display (GitHub Flavored Markdown)
.... indicator S 0..1 code info, warning, critical - Urgency/importance of what this card conveys
Binding: CDSIndicator Codes ValueSet (required)
.... source S 1..1 CDSHooksElement The primary source of guidance for the content the card represents.
..... extension 0..1 CDSHooksExtensions Object that has Named Extension Properties
..... label S 1..1 string Short, human-readable label to display for the source.
..... url 0..1 url Link for when user clicks for more information about the source
..... icon 0..1 url absolute URL to an icon for the source (<100x100 PNG))
..... topic S 1..1 Coding Describes the content of the card
Binding: CRD Card Types Value Set (extensible)
.... suggestions SC 1..* CDSHooksElement Suggest a set of changes in the context of the current activity
Constraints: cds-resp-5, crd-respar-1
..... extension 0..1 CDSHooksExtensions Object that has Named Extension Properties
..... label S 1..1 string Human-readable label to display for this suggestion
..... uuid 0..1 uuid Unique identifier, used for auditing and logging suggestions
When this element is read urn:uuid: is prefixed to the value before validation
..... isRecommended 0..1 boolean Which suggestion is most preferred of a set
..... actions SC 1..* CDSHooksElement Defines a suggested action (all apply)
Constraints: cds-resp-2
...... extension 0..1 CDSHooksExtensions Extension
...... type S 1..1 code create, update, delete - type of action performed
Binding: CDSActionType Codes ValueSet (required)
Required Pattern: create
...... description SC 1..1 string Human-readable description of the suggested action
...... resource S 0..1 CRDAppointmentWithOrder, CRDAppointmentNoOrder, CRDCommunicationRequest, CRDDeviceRequest, CRDMedicationRequest, CRDNutritionOrder, CRDServiceRequest, CRDVisionPrescription A booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s)
...... resourceId S 0..1 url A relative reference to the relevant resource.
.... selectionBehavior C 0..1 code at-most-one | any
Binding: CDSSelectionBehavior Codes ValueSet (required)
.... overrideReasons C 0..* Coding Feedback from user on card - why not acted on
Constraints: cds-resp-4
... systemActions 0..* CDSHooksElement Actions to auto-apply
JSON: This element may be present as a JSON Array even when there are no items in the instance
.... extension 0..1 CDSHooksExtensions Object that has Named Extension Properties
.... type S 1..1 code create, update, delete - type of action performed
Binding: CDSActionType Codes ValueSet (required)
.... description C 0..1 string Human-readable description of the suggested action
.... resource 0..1 Resource FHIR resource to create/update
.... resourceId 0..1 url A relative reference to the relevant resource.

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
CDSHooksResponse.cards.​indicator Base required CDSIndicator Codes ValueSet 📦0.8.0 FHIR Tooling Extensions IG v0.8
CDSHooksResponse.cards.​source.topic Base extensible CRD Card Types Value Set 📦2.2.0-ballot This IG
CDSHooksResponse.cards.​suggestions.actions.​type Base required CDSActionType Codes ValueSet 📦0.8.0 FHIR Tooling Extensions IG v0.8
CDSHooksResponse.cards.​selectionBehavior Base required CDSSelectionBehavior Codes ValueSet 📦0.8.0 FHIR Tooling Extensions IG v0.8
CDSHooksResponse.cards.​links.type Base required CDSLinkType Codes ValueSet 📦0.8.0 FHIR Tooling Extensions IG v0.8
CDSHooksResponse.systemActions.​type Base required CDSActionType Codes ValueSet 📦0.8.0 FHIR Tooling Extensions IG v0.8

Constraints

Id Grade Path(s) Description Expression
cds-resp-1 error CDSHooksResponse.cards only one action can be suggested if selectionBehavior = at-most-one (selectionBehavior = 'at-most-one') implies suggestions.where(isRecommended).count() <= 1
cds-resp-2 warning CDSHooksResponse.cards.suggestions.actions A resourceId not a resource must be provided when type = delete (type = 'delete') implies (resourceId.exists() and resource.empty())
cds-resp-4 error CDSHooksResponse.cards.overrideReasons the CDS Service MUST populate a display value for each reason's Coding all(display.exists())
cds-resp-5 error CDSHooksResponse.cards.suggestions All suggestion actions must have a description actions.all(description.exists())
cds-resp-6 error CDSHooksResponse.cards If suggestions are present, selectionBehavior MUST also be provided. suggestions.exists() implies selectionBehavior.exists()
crd-respar-1 error CDSHooksResponse.cards.suggestions Must have either one update action or one delete and one create action (actions.count()=1 and actions.all(type='update')) or (actions.count()=2 and actions.exists(type='create') and actions.exists(type='delete') and actions.where(type='create').all(resource.exists() and resourceId.empty()) and actions.where(type='delete').all(resource.empty() and resourceId.exists()))

 

Other representations of profile: CSV, Excel