Advance Healthcare Directive Interoperability (cda-adi)
0.1.0 - ci-build

Advance Healthcare Directive Interoperability (cda-adi), published by Health Level Seven. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/cda-adi/ and changes regularly. See the Directory of published versions

Logical Model: Form Title Part of the ADI Source Form Entry

Official URL: http://hl7.org/cda/us/adi/StructureDefinition/Form.Title.Part Version: 0.1.0
Draft as of 2026-02-01 Computable Name: Form_Title_Part

This entry part includes the form title.

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Template Content

Description of Template, Differentials, Snapshots and how the different presentations work.

This structure is derived from Observation

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation 1..1 Observation XML Namespace: urn:hl7-org:v3
Base for all types and resources
Instance of this type are validated by templateId
Logical Container: ClinicalDocument (CDA Class)
... code
.... @code 0..1 cs Required Pattern: 92183-3
... value 1..* ED The title of the form

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation 1..1 Observation XML Namespace: urn:hl7-org:v3
Base for all types and resources
Instance of this type are validated by templateId
Logical Container: ClinicalDocument (CDA Class)
... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
... realmCode 0..* CS
... typeId C 0..1 II Constraints: II-1
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... @assigningAuthorityName 0..1 st
.... @displayable 0..1 bl
.... @root 1..1 oid, uuid, ruid Fixed Value: 2.16.840.1.113883.1.3
.... @extension 1..1 st
... templateId 0..* II
... @classCode 1..1 cs Binding: CDAActClassObservation (required)
... @moodCode 1..1 cs Binding: XActMoodDocumentObservation (2.0.0) (required)
... @negationInd 0..1 bl
... id 0..* II
... sdtcCategory 0..* CD XML Namespace: urn:hl7-org:sdtc
XML: category (urn:hl7-org:sdtc)
... code 1..1 CD Binding: ObservationType (3.0.0) (example)
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... @code 0..1 cs Required Pattern: 92183-3
.... @codeSystem 0..1 oid, uuid, ruid
.... @codeSystemName 0..1 st
.... @codeSystemVersion 0..1 st
.... @displayName 0..1 st
.... @sdtcValueSet 0..1 oid XML Namespace: urn:hl7-org:sdtc
XML: valueSet (urn:hl7-org:sdtc)
.... @sdtcValueSetVersion 0..1 st XML Namespace: urn:hl7-org:sdtc
XML: valueSetVersion (urn:hl7-org:sdtc)
.... originalText 0..1 ED
.... qualifier 0..* CR
.... translation 0..* CD
... derivationExpr 0..1 ST
... text 0..1 ED
... statusCode 0..1 CS Binding: ActStatus (3.0.0) (required)
... effectiveTime 0..1 IVL_TS
... priorityCode 0..1 CE Binding: ActPriority (3.0.0) (example)
... repeatNumber 0..1 IVL_INT
... languageCode 0..1 CS Binding: AllLanguages (required)
... value 1..* ED The title of the form
... interpretationCode 0..* CE Binding: CDAObservationInterpretation (required)
... methodCode 0..* CE Binding: ObservationMethod (3.0.0) (example)
... targetSiteCode 0..* CD
... subject 0..1 Subject
... specimen 0..* Specimen
... performer 0..* Performer2
... author 0..* Author
... informant 0..* Informant
... participant 0..* Participant2
... entryRelationship 0..* EntryRelationship
... reference 0..* Reference
... precondition 0..* Precondition
... sdtcPrecondition2 0..* Precondition2 XML Namespace: urn:hl7-org:sdtc
XML: precondition2 (urn:hl7-org:sdtc)
... referenceRange 0..* InfrastructureRoot
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... realmCode 0..* CS
.... typeId C 0..1 II Constraints: II-1
..... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
..... @assigningAuthorityName 0..1 st
..... @displayable 0..1 bl
..... @root 1..1 oid, uuid, ruid Fixed Value: 2.16.840.1.113883.1.3
..... @extension 1..1 st
.... templateId 0..* II
.... @typeCode 0..1 cs Binding: CDAActRelationshipType (required)
Fixed Value: REFV
.... observationRange 1..1 ObservationRange
... sdtcInFulfillmentOf1 0..* InFulfillmentOf1 XML Namespace: urn:hl7-org:sdtc
XML: inFulfillmentOf1 (urn:hl7-org:sdtc)

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.typeId.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.classCode Base required CDAActClassObservation 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.moodCode Base required x_ActMoodDocumentObservation 📍2.0.0 THO v5.2
Observation.code Base example ObservationType 📍3.0.0 THO v6.5
Observation.code.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.statusCode Base required ActStatus 📍3.0.0 THO v6.5
Observation.priorityCode Base example ActPriority 📍3.0.0 THO v6.5
Observation.languageCode Base required All Languages 📦5.0.0 FHIR Std.
Observation.interpretationCode Base required CDAObservationInterpretation 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.methodCode Base example ObservationMethod 📍3.0.0 THO v6.5
Observation.referenceRange.​nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.referenceRange.​typeId.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.referenceRange.​typeCode Base required CDAActRelationshipType 📦2.0.1-sd Clinical Document Architecture v2.0

Constraints

Id Grade Path(s) Description Expression
II-1 error Observation.typeId, Observation.referenceRange.typeId An II instance must have either a root or an nullFlavor. root.exists() or nullFlavor.exists()
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation 1..1 Observation XML Namespace: urn:hl7-org:v3
Base for all types and resources
Instance of this type are validated by templateId
Logical Container: ClinicalDocument (CDA Class)
... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
... realmCode 0..* CS
... typeId C 0..1 II Constraints: II-1
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... @assigningAuthorityName 0..1 st
.... @displayable 0..1 bl
.... @root 1..1 oid, uuid, ruid Fixed Value: 2.16.840.1.113883.1.3
.... @extension 1..1 st
... templateId 0..* II
... @classCode 1..1 cs Binding: CDAActClassObservation (required)
... @moodCode 1..1 cs Binding: XActMoodDocumentObservation (2.0.0) (required)
... @negationInd 0..1 bl
... id 0..* II
... sdtcCategory 0..* CD XML Namespace: urn:hl7-org:sdtc
XML: category (urn:hl7-org:sdtc)
... code 1..1 CD Binding: ObservationType (3.0.0) (example)
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... @code 0..1 cs Required Pattern: 92183-3
.... @codeSystem 0..1 oid, uuid, ruid
.... @codeSystemName 0..1 st
.... @codeSystemVersion 0..1 st
.... @displayName 0..1 st
.... @sdtcValueSet 0..1 oid XML Namespace: urn:hl7-org:sdtc
XML: valueSet (urn:hl7-org:sdtc)
.... @sdtcValueSetVersion 0..1 st XML Namespace: urn:hl7-org:sdtc
XML: valueSetVersion (urn:hl7-org:sdtc)
.... originalText 0..1 ED
.... qualifier 0..* CR
.... translation 0..* CD
... derivationExpr 0..1 ST
... text 0..1 ED
... statusCode 0..1 CS Binding: ActStatus (3.0.0) (required)
... effectiveTime 0..1 IVL_TS
... priorityCode 0..1 CE Binding: ActPriority (3.0.0) (example)
... repeatNumber 0..1 IVL_INT
... languageCode 0..1 CS Binding: AllLanguages (required)
... value 1..* ED The title of the form
... interpretationCode 0..* CE Binding: CDAObservationInterpretation (required)
... methodCode 0..* CE Binding: ObservationMethod (3.0.0) (example)
... targetSiteCode 0..* CD
... subject 0..1 Subject
... specimen 0..* Specimen
... performer 0..* Performer2
... author 0..* Author
... informant 0..* Informant
... participant 0..* Participant2
... entryRelationship 0..* EntryRelationship
... reference 0..* Reference
... precondition 0..* Precondition
... sdtcPrecondition2 0..* Precondition2 XML Namespace: urn:hl7-org:sdtc
XML: precondition2 (urn:hl7-org:sdtc)
... referenceRange 0..* InfrastructureRoot
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... realmCode 0..* CS
.... typeId C 0..1 II Constraints: II-1
..... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
..... @assigningAuthorityName 0..1 st
..... @displayable 0..1 bl
..... @root 1..1 oid, uuid, ruid Fixed Value: 2.16.840.1.113883.1.3
..... @extension 1..1 st
.... templateId 0..* II
.... @typeCode 0..1 cs Binding: CDAActRelationshipType (required)
Fixed Value: REFV
.... observationRange 1..1 ObservationRange
... sdtcInFulfillmentOf1 0..* InFulfillmentOf1 XML Namespace: urn:hl7-org:sdtc
XML: inFulfillmentOf1 (urn:hl7-org:sdtc)

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.typeId.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.classCode Base required CDAActClassObservation 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.moodCode Base required x_ActMoodDocumentObservation 📍2.0.0 THO v5.2
Observation.code Base example ObservationType 📍3.0.0 THO v6.5
Observation.code.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.statusCode Base required ActStatus 📍3.0.0 THO v6.5
Observation.priorityCode Base example ActPriority 📍3.0.0 THO v6.5
Observation.languageCode Base required All Languages 📦5.0.0 FHIR Std.
Observation.interpretationCode Base required CDAObservationInterpretation 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.methodCode Base example ObservationMethod 📍3.0.0 THO v6.5
Observation.referenceRange.​nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.referenceRange.​typeId.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.referenceRange.​typeCode Base required CDAActRelationshipType 📦2.0.1-sd Clinical Document Architecture v2.0

Constraints

Id Grade Path(s) Description Expression
II-1 error Observation.typeId, Observation.referenceRange.typeId An II instance must have either a root or an nullFlavor. root.exists() or nullFlavor.exists()

This structure is derived from Observation

Summary

Mandatory: 1 element

Differential View

This structure is derived from Observation

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation 1..1 Observation XML Namespace: urn:hl7-org:v3
Base for all types and resources
Instance of this type are validated by templateId
Logical Container: ClinicalDocument (CDA Class)
... code
.... @code 0..1 cs Required Pattern: 92183-3
... value 1..* ED The title of the form

doco Documentation for this format

Key Elements View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation 1..1 Observation XML Namespace: urn:hl7-org:v3
Base for all types and resources
Instance of this type are validated by templateId
Logical Container: ClinicalDocument (CDA Class)
... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
... realmCode 0..* CS
... typeId C 0..1 II Constraints: II-1
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... @assigningAuthorityName 0..1 st
.... @displayable 0..1 bl
.... @root 1..1 oid, uuid, ruid Fixed Value: 2.16.840.1.113883.1.3
.... @extension 1..1 st
... templateId 0..* II
... @classCode 1..1 cs Binding: CDAActClassObservation (required)
... @moodCode 1..1 cs Binding: XActMoodDocumentObservation (2.0.0) (required)
... @negationInd 0..1 bl
... id 0..* II
... sdtcCategory 0..* CD XML Namespace: urn:hl7-org:sdtc
XML: category (urn:hl7-org:sdtc)
... code 1..1 CD Binding: ObservationType (3.0.0) (example)
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... @code 0..1 cs Required Pattern: 92183-3
.... @codeSystem 0..1 oid, uuid, ruid
.... @codeSystemName 0..1 st
.... @codeSystemVersion 0..1 st
.... @displayName 0..1 st
.... @sdtcValueSet 0..1 oid XML Namespace: urn:hl7-org:sdtc
XML: valueSet (urn:hl7-org:sdtc)
.... @sdtcValueSetVersion 0..1 st XML Namespace: urn:hl7-org:sdtc
XML: valueSetVersion (urn:hl7-org:sdtc)
.... originalText 0..1 ED
.... qualifier 0..* CR
.... translation 0..* CD
... derivationExpr 0..1 ST
... text 0..1 ED
... statusCode 0..1 CS Binding: ActStatus (3.0.0) (required)
... effectiveTime 0..1 IVL_TS
... priorityCode 0..1 CE Binding: ActPriority (3.0.0) (example)
... repeatNumber 0..1 IVL_INT
... languageCode 0..1 CS Binding: AllLanguages (required)
... value 1..* ED The title of the form
... interpretationCode 0..* CE Binding: CDAObservationInterpretation (required)
... methodCode 0..* CE Binding: ObservationMethod (3.0.0) (example)
... targetSiteCode 0..* CD
... subject 0..1 Subject
... specimen 0..* Specimen
... performer 0..* Performer2
... author 0..* Author
... informant 0..* Informant
... participant 0..* Participant2
... entryRelationship 0..* EntryRelationship
... reference 0..* Reference
... precondition 0..* Precondition
... sdtcPrecondition2 0..* Precondition2 XML Namespace: urn:hl7-org:sdtc
XML: precondition2 (urn:hl7-org:sdtc)
... referenceRange 0..* InfrastructureRoot
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... realmCode 0..* CS
.... typeId C 0..1 II Constraints: II-1
..... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
..... @assigningAuthorityName 0..1 st
..... @displayable 0..1 bl
..... @root 1..1 oid, uuid, ruid Fixed Value: 2.16.840.1.113883.1.3
..... @extension 1..1 st
.... templateId 0..* II
.... @typeCode 0..1 cs Binding: CDAActRelationshipType (required)
Fixed Value: REFV
.... observationRange 1..1 ObservationRange
... sdtcInFulfillmentOf1 0..* InFulfillmentOf1 XML Namespace: urn:hl7-org:sdtc
XML: inFulfillmentOf1 (urn:hl7-org:sdtc)

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.typeId.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.classCode Base required CDAActClassObservation 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.moodCode Base required x_ActMoodDocumentObservation 📍2.0.0 THO v5.2
Observation.code Base example ObservationType 📍3.0.0 THO v6.5
Observation.code.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.statusCode Base required ActStatus 📍3.0.0 THO v6.5
Observation.priorityCode Base example ActPriority 📍3.0.0 THO v6.5
Observation.languageCode Base required All Languages 📦5.0.0 FHIR Std.
Observation.interpretationCode Base required CDAObservationInterpretation 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.methodCode Base example ObservationMethod 📍3.0.0 THO v6.5
Observation.referenceRange.​nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.referenceRange.​typeId.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.referenceRange.​typeCode Base required CDAActRelationshipType 📦2.0.1-sd Clinical Document Architecture v2.0

Constraints

Id Grade Path(s) Description Expression
II-1 error Observation.typeId, Observation.referenceRange.typeId An II instance must have either a root or an nullFlavor. root.exists() or nullFlavor.exists()

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation 1..1 Observation XML Namespace: urn:hl7-org:v3
Base for all types and resources
Instance of this type are validated by templateId
Logical Container: ClinicalDocument (CDA Class)
... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
... realmCode 0..* CS
... typeId C 0..1 II Constraints: II-1
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... @assigningAuthorityName 0..1 st
.... @displayable 0..1 bl
.... @root 1..1 oid, uuid, ruid Fixed Value: 2.16.840.1.113883.1.3
.... @extension 1..1 st
... templateId 0..* II
... @classCode 1..1 cs Binding: CDAActClassObservation (required)
... @moodCode 1..1 cs Binding: XActMoodDocumentObservation (2.0.0) (required)
... @negationInd 0..1 bl
... id 0..* II
... sdtcCategory 0..* CD XML Namespace: urn:hl7-org:sdtc
XML: category (urn:hl7-org:sdtc)
... code 1..1 CD Binding: ObservationType (3.0.0) (example)
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... @code 0..1 cs Required Pattern: 92183-3
.... @codeSystem 0..1 oid, uuid, ruid
.... @codeSystemName 0..1 st
.... @codeSystemVersion 0..1 st
.... @displayName 0..1 st
.... @sdtcValueSet 0..1 oid XML Namespace: urn:hl7-org:sdtc
XML: valueSet (urn:hl7-org:sdtc)
.... @sdtcValueSetVersion 0..1 st XML Namespace: urn:hl7-org:sdtc
XML: valueSetVersion (urn:hl7-org:sdtc)
.... originalText 0..1 ED
.... qualifier 0..* CR
.... translation 0..* CD
... derivationExpr 0..1 ST
... text 0..1 ED
... statusCode 0..1 CS Binding: ActStatus (3.0.0) (required)
... effectiveTime 0..1 IVL_TS
... priorityCode 0..1 CE Binding: ActPriority (3.0.0) (example)
... repeatNumber 0..1 IVL_INT
... languageCode 0..1 CS Binding: AllLanguages (required)
... value 1..* ED The title of the form
... interpretationCode 0..* CE Binding: CDAObservationInterpretation (required)
... methodCode 0..* CE Binding: ObservationMethod (3.0.0) (example)
... targetSiteCode 0..* CD
... subject 0..1 Subject
... specimen 0..* Specimen
... performer 0..* Performer2
... author 0..* Author
... informant 0..* Informant
... participant 0..* Participant2
... entryRelationship 0..* EntryRelationship
... reference 0..* Reference
... precondition 0..* Precondition
... sdtcPrecondition2 0..* Precondition2 XML Namespace: urn:hl7-org:sdtc
XML: precondition2 (urn:hl7-org:sdtc)
... referenceRange 0..* InfrastructureRoot
.... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
.... realmCode 0..* CS
.... typeId C 0..1 II Constraints: II-1
..... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
..... @assigningAuthorityName 0..1 st
..... @displayable 0..1 bl
..... @root 1..1 oid, uuid, ruid Fixed Value: 2.16.840.1.113883.1.3
..... @extension 1..1 st
.... templateId 0..* II
.... @typeCode 0..1 cs Binding: CDAActRelationshipType (required)
Fixed Value: REFV
.... observationRange 1..1 ObservationRange
... sdtcInFulfillmentOf1 0..* InFulfillmentOf1 XML Namespace: urn:hl7-org:sdtc
XML: inFulfillmentOf1 (urn:hl7-org:sdtc)

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.typeId.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.classCode Base required CDAActClassObservation 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.moodCode Base required x_ActMoodDocumentObservation 📍2.0.0 THO v5.2
Observation.code Base example ObservationType 📍3.0.0 THO v6.5
Observation.code.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.statusCode Base required ActStatus 📍3.0.0 THO v6.5
Observation.priorityCode Base example ActPriority 📍3.0.0 THO v6.5
Observation.languageCode Base required All Languages 📦5.0.0 FHIR Std.
Observation.interpretationCode Base required CDAObservationInterpretation 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.methodCode Base example ObservationMethod 📍3.0.0 THO v6.5
Observation.referenceRange.​nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.referenceRange.​typeId.nullFlavor Base required CDANullFlavor 📦2.0.1-sd Clinical Document Architecture v2.0
Observation.referenceRange.​typeCode Base required CDAActRelationshipType 📦2.0.1-sd Clinical Document Architecture v2.0

Constraints

Id Grade Path(s) Description Expression
II-1 error Observation.typeId, Observation.referenceRange.typeId An II instance must have either a root or an nullFlavor. root.exists() or nullFlavor.exists()

This structure is derived from Observation

Summary

Mandatory: 1 element

 

Other representations of profile: CSV, Excel