EHDS Logical Information Models
0.3.0 - qa-preview

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.3.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/Xt-EHR/xt-ehr-common/ and changes regularly. See the Directory of published versions

Logical Model: EHDSDocument - Detailed Descriptions

Draft as of 2026-02-09

Definitions for the EHDSDocument logical model.

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSDocument
Definition

Model for common document data elements, including the common header. Data relevant to document type and its content for administrative and searching purposes.


Base definition for all types defined in FHIR type system.

ShortDocument modelBase for all types and resources
Control0..*
Is Modifierfalse
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSDocument.header
Definition

Basic metadata for this information

ShortDocument header
Control1..1
TypeBase
4. EHDSDocument.header.subject
Definition

Patient/subject information

ShortPatient/subject information
Control1..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient
6. EHDSDocument.header.identifier
Definition

Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).

ShortUnique identifier of the document
NoteThis is a business identifier, not a resource identifier (see discussion)
Control1..*
TypeIdentifier
8. EHDSDocument.header.author[x]
Definition

Author(s) responsible for the provided information. The exact role of the responsible author varies across use cases and is specific to individual models.

ShortAuthor(s) of the document
Control1..*
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
10. EHDSDocument.header.date
Definition

Date and optionally time of authoring/issuing

ShortDate of finalising/issuing the document
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
12. EHDSDocument.header.status
Definition

Status of the resource or document

ShortStatus of the document
Control1..1
TypeCodeableConcept
14. EHDSDocument.header.source
Definition

Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.

ShortSource of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
Control0..0
TypeCodeableConcept
16. EHDSDocument.header.language
Definition

Language in which the resource is written. Language is expressed by the IETF language tag.

ShortLanguage in which the resource is written. Language is expressed by the IETF language tag.
Control0..1
Binding

BCP 47

TypeCodeableConcept
18. EHDSDocument.header.documentType
Definition

Type of document at hand, e.g. 60591-5 Patient summary document.

ShortType of document at hand, e.g. 60591-5 Patient summary document.
Control1..1
Binding

LOINC

TypeCodeableConcept
20. EHDSDocument.header.documentTitle
Definition

Human readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'

ShortHuman readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'
Control1..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
22. EHDSDocument.header.period
Definition

Time of service that is being documented

ShortTime of service that is being documented
Control0..1
TypePeriod
24. EHDSDocument.header.version
Definition

Business version of the document. The exact algorithm for versioning is decided by the producer/custodian

ShortBusiness version of the document. The exact algorithm for versioning is decided by the producer/custodian
NoteThis is a business version Id, not a resource version Id (see discussion)
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
26. EHDSDocument.header.attestation
Definition

Document attestation details

ShortDocument attestation details
Control0..*
TypeBase
28. EHDSDocument.header.attestation.attester[x]
Definition

Attester who validated the document

ShortAttester who validated the document
Control1..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
30. EHDSDocument.header.attestation.datetime
Definition

Date and time of the approval of the document by Attester

ShortDate and time of the approval of the document by Attester
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
32. EHDSDocument.header.legalAuthentication
Definition

Document legal authentication details

ShortDocument legal authentication details
Control0..*
TypeBase
34. EHDSDocument.header.legalAuthentication.legalAuthenticator[x]
Definition

The person or organisation taking responsibility for the medical content of the document (typically the person who signs it)

ShortThe person or organisation taking responsibility for the medical content of the document (typically the person who signs it)
Control1..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
36. EHDSDocument.header.legalAuthentication.datetime
Definition

Date and time when the document was authorised

ShortDate and time when the document was authorised
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
38. EHDSDocument.header.eventType
Definition

Categorisation of the event covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of such tags or labels depends on the use case and agreement between data sharing parties. This meta-data element serves primarily for searching and filtering purposes.

ShortCategorisation of the event covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of such tags or labels depends on the use case and agreement between data sharing parties. This meta-data element serves primarily for searching and filtering purposes.
Control0..*
Binding

LOINC, SNOMED CT, dicom-cid-33-Modality

TypeCodeableConcept
40. EHDSDocument.header.serviceSpecialty
Definition

Additional details about where the content was created (e.g. clinical specialty)

ShortAdditional details about where the content was created (e.g. clinical specialty)
Control0..*
Binding

SNOMED CT

TypeCodeableConcept
42. EHDSDocument.header.custodian
Definition

Organisation that is in charge of maintaining the document/report.

ShortOrganisation that is in charge of maintaining the document/report.
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation
44. EHDSDocument.presentedForm
Definition

A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document

ShortA narrative easy-to-read representation of the full data set, e.g. PDF-version of a document
Control0..*
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSAttachment

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSDocument
Definition

Model for common document data elements, including the common header. Data relevant to document type and its content for administrative and searching purposes.

ShortDocument model
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSDocument.header
ShortDocument header
4. EHDSDocument.header.identifier
ShortUnique identifier of the document
NoteThis is a business identifier, not a resource identifier (see discussion)
Control1..?
6. EHDSDocument.header.author[x]
ShortAuthor(s) of the document
Control1..?
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
8. EHDSDocument.header.date
ShortDate of finalising/issuing the document
Control1..?
10. EHDSDocument.header.status
ShortStatus of the document
12. EHDSDocument.header.source
Control0..0
14. EHDSDocument.header.documentType
Definition

Type of document at hand, e.g. 60591-5 Patient summary document.

ShortType of document at hand, e.g. 60591-5 Patient summary document.
Control1..1
Binding

LOINC

TypeCodeableConcept
16. EHDSDocument.header.documentTitle
Definition

Human readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'

ShortHuman readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'
Control1..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
18. EHDSDocument.header.period
Definition

Time of service that is being documented

ShortTime of service that is being documented
Control0..1
TypePeriod
20. EHDSDocument.header.version
Definition

Business version of the document. The exact algorithm for versioning is decided by the producer/custodian

ShortBusiness version of the document. The exact algorithm for versioning is decided by the producer/custodian
NoteThis is a business version Id, not a resource version Id (see discussion)
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
22. EHDSDocument.header.attestation
Definition

Document attestation details

ShortDocument attestation details
Control0..*
TypeBase
24. EHDSDocument.header.attestation.attester[x]
Definition

Attester who validated the document

ShortAttester who validated the document
Control1..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
26. EHDSDocument.header.attestation.datetime
Definition

Date and time of the approval of the document by Attester

ShortDate and time of the approval of the document by Attester
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
28. EHDSDocument.header.legalAuthentication
Definition

Document legal authentication details

ShortDocument legal authentication details
Control0..*
TypeBase
30. EHDSDocument.header.legalAuthentication.legalAuthenticator[x]
Definition

The person or organisation taking responsibility for the medical content of the document (typically the person who signs it)

ShortThe person or organisation taking responsibility for the medical content of the document (typically the person who signs it)
Control1..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
32. EHDSDocument.header.legalAuthentication.datetime
Definition

Date and time when the document was authorised

ShortDate and time when the document was authorised
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
34. EHDSDocument.header.eventType
Definition

Categorisation of the event covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of such tags or labels depends on the use case and agreement between data sharing parties. This meta-data element serves primarily for searching and filtering purposes.

ShortCategorisation of the event covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of such tags or labels depends on the use case and agreement between data sharing parties. This meta-data element serves primarily for searching and filtering purposes.
Control0..*
Binding

LOINC, SNOMED CT, dicom-cid-33-Modality

TypeCodeableConcept
36. EHDSDocument.header.serviceSpecialty
Definition

Additional details about where the content was created (e.g. clinical specialty)

ShortAdditional details about where the content was created (e.g. clinical specialty)
Control0..*
Binding

SNOMED CT

TypeCodeableConcept
38. EHDSDocument.header.custodian
Definition

Organisation that is in charge of maintaining the document/report.

ShortOrganisation that is in charge of maintaining the document/report.
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation
40. EHDSDocument.presentedForm
Definition

A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document

ShortA narrative easy-to-read representation of the full data set, e.g. PDF-version of a document
Control0..*
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSAttachment

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSDocument
Definition

Model for common document data elements, including the common header. Data relevant to document type and its content for administrative and searching purposes.

ShortDocument model
Control0..*
Is Modifierfalse
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSDocument.header
Definition

Basic metadata for this information

ShortDocument header
Control1..1
TypeBase
4. EHDSDocument.header.subject
Definition

Patient/subject information

ShortPatient/subject information
Control1..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient
6. EHDSDocument.header.identifier
Definition

Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).

ShortUnique identifier of the document
NoteThis is a business identifier, not a resource identifier (see discussion)
Control1..*
TypeIdentifier
8. EHDSDocument.header.author[x]
Definition

Author(s) responsible for the provided information. The exact role of the responsible author varies across use cases and is specific to individual models.

ShortAuthor(s) of the document
Control1..*
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
10. EHDSDocument.header.date
Definition

Date and optionally time of authoring/issuing

ShortDate of finalising/issuing the document
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
12. EHDSDocument.header.status
Definition

Status of the resource or document

ShortStatus of the document
Control1..1
TypeCodeableConcept
14. EHDSDocument.header.source
Definition

Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.

ShortSource of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
Control0..0
TypeCodeableConcept
16. EHDSDocument.header.language
Definition

Language in which the resource is written. Language is expressed by the IETF language tag.

ShortLanguage in which the resource is written. Language is expressed by the IETF language tag.
Control0..1
Binding

BCP 47

TypeCodeableConcept
18. EHDSDocument.header.documentType
Definition

Type of document at hand, e.g. 60591-5 Patient summary document.

ShortType of document at hand, e.g. 60591-5 Patient summary document.
Control1..1
Binding

LOINC

TypeCodeableConcept
20. EHDSDocument.header.documentTitle
Definition

Human readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'

ShortHuman readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'
Control1..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
22. EHDSDocument.header.period
Definition

Time of service that is being documented

ShortTime of service that is being documented
Control0..1
TypePeriod
24. EHDSDocument.header.version
Definition

Business version of the document. The exact algorithm for versioning is decided by the producer/custodian

ShortBusiness version of the document. The exact algorithm for versioning is decided by the producer/custodian
NoteThis is a business version Id, not a resource version Id (see discussion)
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
26. EHDSDocument.header.attestation
Definition

Document attestation details

ShortDocument attestation details
Control0..*
TypeBase
28. EHDSDocument.header.attestation.attester[x]
Definition

Attester who validated the document

ShortAttester who validated the document
Control1..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
30. EHDSDocument.header.attestation.datetime
Definition

Date and time of the approval of the document by Attester

ShortDate and time of the approval of the document by Attester
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
32. EHDSDocument.header.legalAuthentication
Definition

Document legal authentication details

ShortDocument legal authentication details
Control0..*
TypeBase
34. EHDSDocument.header.legalAuthentication.legalAuthenticator[x]
Definition

The person or organisation taking responsibility for the medical content of the document (typically the person who signs it)

ShortThe person or organisation taking responsibility for the medical content of the document (typically the person who signs it)
Control1..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
36. EHDSDocument.header.legalAuthentication.datetime
Definition

Date and time when the document was authorised

ShortDate and time when the document was authorised
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
38. EHDSDocument.header.eventType
Definition

Categorisation of the event covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of such tags or labels depends on the use case and agreement between data sharing parties. This meta-data element serves primarily for searching and filtering purposes.

ShortCategorisation of the event covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of such tags or labels depends on the use case and agreement between data sharing parties. This meta-data element serves primarily for searching and filtering purposes.
Control0..*
Binding

LOINC, SNOMED CT, dicom-cid-33-Modality

TypeCodeableConcept
40. EHDSDocument.header.serviceSpecialty
Definition

Additional details about where the content was created (e.g. clinical specialty)

ShortAdditional details about where the content was created (e.g. clinical specialty)
Control0..*
Binding

SNOMED CT

TypeCodeableConcept
42. EHDSDocument.header.custodian
Definition

Organisation that is in charge of maintaining the document/report.

ShortOrganisation that is in charge of maintaining the document/report.
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation
44. EHDSDocument.presentedForm
Definition

A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document

ShortA narrative easy-to-read representation of the full data set, e.g. PDF-version of a document
Control0..*
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSAttachment