EHDS Logical Information Models
0.2.1 - qa-preview

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.2.1 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: EHDSEncounter - Detailed Descriptions

Draft as of 2026-02-04

Definitions for the EHDSEncounter logical model.

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

0. EHDSEncounter
Definition

EHDS refined base model for Encounter


Base definition for all types defined in FHIR type system.

ShortEncounter 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. EHDSEncounter.header
Definition

Basic metadata for this information

ShortBasic metadata for this information
Control1..1
TypeBase
4. EHDSEncounter.header.subject
Definition

Patient/subject information

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

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

ShortBusiness identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
NoteThis is a business identifier, not a resource identifier (see discussion)
Control0..*
TypeIdentifier
8. EHDSEncounter.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) responsible for the provided information.
Control0..*
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. EHDSEncounter.header.date
Definition

Date and optionally time of authoring/issuing

ShortDate and optionally time of authoring/issuing
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
12. EHDSEncounter.header.status
Definition

Status of the resource or document

ShortStatus of the resource or document
Control1..1
TypeCodeableConcept
14. EHDSEncounter.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..1
TypeCodeableConcept
16. EHDSEncounter.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. EHDSEncounter.priority
Definition

Indicates the urgency of the encounter.

ShortPriority
Control0..1
Binding

hl7:v3-xEncounterAdmissionUrgency

TypeCodeableConcept
20. EHDSEncounter.type
Definition

The type of the encounter whether inpatient or short stay encounter.

ShortEncounter type
Control1..1
Binding

hl7v3:ActEncounterCode

TypeCodeableConcept
22. EHDSEncounter.note
Definition

A narrative description of the encounter course.

ShortA narrative description of the encounter course.
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
24. EHDSEncounter.episodeOfCare
Definition

Reference to the episode(s) of care that this encounter should be recorded against

ShortReference to the episode(s) of care that this encounter should be recorded against
Control0..*
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSEpisodeOfCare
26. EHDSEncounter.basedOn[x]
Definition

Reference to the request that initiated this encounter

ShortReference to the request that initiated this encounter
Control0..*
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSCarePlan, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSServiceRequest
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
28. EHDSEncounter.partOf
Definition

Reference to another encounter this encounter is part of

ShortReference to another encounter this encounter is part of
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSEncounter
30. EHDSEncounter.serviceProvider
Definition

The organisation (facility) responsible for this encounter

ShortThe organisation (facility) responsible for this encounter
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation
32. EHDSEncounter.actualPeriod
Definition

The actual start and end time of the encounter

ShortThe actual start and end time of the encounter
Control0..1
TypePeriod
34. EHDSEncounter.plannedStartDate
Definition

The planned start date/time (or admission date) of the encounter

ShortThe planned start date/time (or admission date) of the encounter
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
36. EHDSEncounter.plannedEndDate
Definition

The planned end date/time (or discharge date) of the encounter

ShortThe planned end date/time (or discharge date) of the encounter
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
38. EHDSEncounter.admission
Definition

Details about the admission to a healthcare service

ShortDetails about the admission to a healthcare service
Control0..1
TypeBase
40. EHDSEncounter.admission.admitter
Definition

Admitting healthcare professional

ShortAdmitting healthcare professional
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional
42. EHDSEncounter.admission.admitSource
Definition

From where the patient was admitted (e.g. physician referral, transfer).

ShortFrom where the patient was admitted (e.g. physician referral, transfer).
Control0..1
Binding

hl7:admit-source

TypeCodeableConcept
44. EHDSEncounter.admission.referringProfessional
Definition

Referring Healthcare Professional

ShortReferring Healthcare Professional
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional
46. EHDSEncounter.admission.reason[x]
Definition

Reason(s) for admission, e.g. problem, procedure or finding.

ShortReason(s) for admission, e.g. problem, procedure or finding.
Control0..*
TypeChoice of: CodeableConcept, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSCondition, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSProcedure, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSObservation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
48. EHDSEncounter.admission.reasonComment
Definition

Explanation of the reason for the encounter.

ShortExplanation of the reason for the encounter.
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
50. EHDSEncounter.admission.legalStatus
Definition

Legal status can be either voluntary or involuntary, however the legal status is always determined by a court. A patient can also receive healthcare based on a forensic status. (voluntary, involuntary, admission by legal authority).

ShortLegal status/situation at admission (indicates the basis on which the patient is staying in a healthcare organisation).
Control0..1
Binding

SNOMED CT

TypeCodeableConcept
52. EHDSEncounter.discharge
Definition

Discharge details

ShortDischarge details
Control0..1
TypeBase
54. EHDSEncounter.discharge.destinationType
Definition

Type of location to which the patient will go after the encounter. E.g. home, hospital, nursing home, left against medical advice etc.

ShortType of location to which the patient will go after the encounter. E.g. home, hospital, nursing home, left against medical advice etc.
Control0..1
Binding

hl7.discharge-disposition

TypeCodeableConcept
56. EHDSEncounter.discharge.destinationLocation[x]
Definition

The location/organisation to which the patient will go after the encounter. Name, address and telecommunication contact.

ShortThe location/organisation to which the patient will go after the encounter. Name, address and telecommunication contact.
Control0..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSLocation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
58. EHDSEncounter.location
Definition

List of locations where the patient has been.

ShortList of locations where the patient has been.
Control0..*
TypeBase
60. EHDSEncounter.location.period
Definition

Time period during which the patient was present at the location

ShortTime period during which the patient was present at the location
Control0..1
TypePeriod
62. EHDSEncounter.location.organisationPart[x]
Definition

Organisation or organisation part (department) where the patient was present.

ShortOrganisation or organisation part (department) where the patient was present.
Control1..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSLocation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]

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

0. EHDSEncounter
Definition

EHDS refined base model for Encounter

ShortEncounter model
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSEncounter.priority
Definition

Indicates the urgency of the encounter.

ShortPriority
Control0..1
Binding

hl7:v3-xEncounterAdmissionUrgency

TypeCodeableConcept
4. EHDSEncounter.type
Definition

The type of the encounter whether inpatient or short stay encounter.

ShortEncounter type
Control1..1
Binding

hl7v3:ActEncounterCode

TypeCodeableConcept
6. EHDSEncounter.note
Definition

A narrative description of the encounter course.

ShortA narrative description of the encounter course.
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
8. EHDSEncounter.episodeOfCare
Definition

Reference to the episode(s) of care that this encounter should be recorded against

ShortReference to the episode(s) of care that this encounter should be recorded against
Control0..*
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSEpisodeOfCare
10. EHDSEncounter.basedOn[x]
Definition

Reference to the request that initiated this encounter

ShortReference to the request that initiated this encounter
Control0..*
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSCarePlan, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSServiceRequest
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
12. EHDSEncounter.partOf
Definition

Reference to another encounter this encounter is part of

ShortReference to another encounter this encounter is part of
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSEncounter
14. EHDSEncounter.serviceProvider
Definition

The organisation (facility) responsible for this encounter

ShortThe organisation (facility) responsible for this encounter
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation
16. EHDSEncounter.actualPeriod
Definition

The actual start and end time of the encounter

ShortThe actual start and end time of the encounter
Control0..1
TypePeriod
18. EHDSEncounter.plannedStartDate
Definition

The planned start date/time (or admission date) of the encounter

ShortThe planned start date/time (or admission date) of the encounter
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
20. EHDSEncounter.plannedEndDate
Definition

The planned end date/time (or discharge date) of the encounter

ShortThe planned end date/time (or discharge date) of the encounter
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
22. EHDSEncounter.admission
Definition

Details about the admission to a healthcare service

ShortDetails about the admission to a healthcare service
Control0..1
TypeBase
24. EHDSEncounter.admission.admitter
Definition

Admitting healthcare professional

ShortAdmitting healthcare professional
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional
26. EHDSEncounter.admission.admitSource
Definition

From where the patient was admitted (e.g. physician referral, transfer).

ShortFrom where the patient was admitted (e.g. physician referral, transfer).
Control0..1
Binding

hl7:admit-source

TypeCodeableConcept
28. EHDSEncounter.admission.referringProfessional
Definition

Referring Healthcare Professional

ShortReferring Healthcare Professional
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional
30. EHDSEncounter.admission.reason[x]
Definition

Reason(s) for admission, e.g. problem, procedure or finding.

ShortReason(s) for admission, e.g. problem, procedure or finding.
Control0..*
TypeChoice of: CodeableConcept, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSCondition, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSProcedure, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSObservation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
32. EHDSEncounter.admission.reasonComment
Definition

Explanation of the reason for the encounter.

ShortExplanation of the reason for the encounter.
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
34. EHDSEncounter.admission.legalStatus
Definition

Legal status can be either voluntary or involuntary, however the legal status is always determined by a court. A patient can also receive healthcare based on a forensic status. (voluntary, involuntary, admission by legal authority).

ShortLegal status/situation at admission (indicates the basis on which the patient is staying in a healthcare organisation).
Control0..1
Binding

SNOMED CT

TypeCodeableConcept
36. EHDSEncounter.discharge
Definition

Discharge details

ShortDischarge details
Control0..1
TypeBase
38. EHDSEncounter.discharge.destinationType
Definition

Type of location to which the patient will go after the encounter. E.g. home, hospital, nursing home, left against medical advice etc.

ShortType of location to which the patient will go after the encounter. E.g. home, hospital, nursing home, left against medical advice etc.
Control0..1
Binding

hl7.discharge-disposition

TypeCodeableConcept
40. EHDSEncounter.discharge.destinationLocation[x]
Definition

The location/organisation to which the patient will go after the encounter. Name, address and telecommunication contact.

ShortThe location/organisation to which the patient will go after the encounter. Name, address and telecommunication contact.
Control0..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSLocation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
42. EHDSEncounter.location
Definition

List of locations where the patient has been.

ShortList of locations where the patient has been.
Control0..*
TypeBase
44. EHDSEncounter.location.period
Definition

Time period during which the patient was present at the location

ShortTime period during which the patient was present at the location
Control0..1
TypePeriod
46. EHDSEncounter.location.organisationPart[x]
Definition

Organisation or organisation part (department) where the patient was present.

ShortOrganisation or organisation part (department) where the patient was present.
Control1..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSLocation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]

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

0. EHDSEncounter
Definition

EHDS refined base model for Encounter

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

Basic metadata for this information

ShortBasic metadata for this information
Control1..1
TypeBase
4. EHDSEncounter.header.subject
Definition

Patient/subject information

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

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

ShortBusiness identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
NoteThis is a business identifier, not a resource identifier (see discussion)
Control0..*
TypeIdentifier
8. EHDSEncounter.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) responsible for the provided information.
Control0..*
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. EHDSEncounter.header.date
Definition

Date and optionally time of authoring/issuing

ShortDate and optionally time of authoring/issuing
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
12. EHDSEncounter.header.status
Definition

Status of the resource or document

ShortStatus of the resource or document
Control1..1
TypeCodeableConcept
14. EHDSEncounter.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..1
TypeCodeableConcept
16. EHDSEncounter.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. EHDSEncounter.priority
Definition

Indicates the urgency of the encounter.

ShortPriority
Control0..1
Binding

hl7:v3-xEncounterAdmissionUrgency

TypeCodeableConcept
20. EHDSEncounter.type
Definition

The type of the encounter whether inpatient or short stay encounter.

ShortEncounter type
Control1..1
Binding

hl7v3:ActEncounterCode

TypeCodeableConcept
22. EHDSEncounter.note
Definition

A narrative description of the encounter course.

ShortA narrative description of the encounter course.
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
24. EHDSEncounter.episodeOfCare
Definition

Reference to the episode(s) of care that this encounter should be recorded against

ShortReference to the episode(s) of care that this encounter should be recorded against
Control0..*
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSEpisodeOfCare
26. EHDSEncounter.basedOn[x]
Definition

Reference to the request that initiated this encounter

ShortReference to the request that initiated this encounter
Control0..*
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSCarePlan, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSServiceRequest
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
28. EHDSEncounter.partOf
Definition

Reference to another encounter this encounter is part of

ShortReference to another encounter this encounter is part of
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSEncounter
30. EHDSEncounter.serviceProvider
Definition

The organisation (facility) responsible for this encounter

ShortThe organisation (facility) responsible for this encounter
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation
32. EHDSEncounter.actualPeriod
Definition

The actual start and end time of the encounter

ShortThe actual start and end time of the encounter
Control0..1
TypePeriod
34. EHDSEncounter.plannedStartDate
Definition

The planned start date/time (or admission date) of the encounter

ShortThe planned start date/time (or admission date) of the encounter
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
36. EHDSEncounter.plannedEndDate
Definition

The planned end date/time (or discharge date) of the encounter

ShortThe planned end date/time (or discharge date) of the encounter
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
38. EHDSEncounter.admission
Definition

Details about the admission to a healthcare service

ShortDetails about the admission to a healthcare service
Control0..1
TypeBase
40. EHDSEncounter.admission.admitter
Definition

Admitting healthcare professional

ShortAdmitting healthcare professional
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional
42. EHDSEncounter.admission.admitSource
Definition

From where the patient was admitted (e.g. physician referral, transfer).

ShortFrom where the patient was admitted (e.g. physician referral, transfer).
Control0..1
Binding

hl7:admit-source

TypeCodeableConcept
44. EHDSEncounter.admission.referringProfessional
Definition

Referring Healthcare Professional

ShortReferring Healthcare Professional
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional
46. EHDSEncounter.admission.reason[x]
Definition

Reason(s) for admission, e.g. problem, procedure or finding.

ShortReason(s) for admission, e.g. problem, procedure or finding.
Control0..*
TypeChoice of: CodeableConcept, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSCondition, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSProcedure, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSObservation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
48. EHDSEncounter.admission.reasonComment
Definition

Explanation of the reason for the encounter.

ShortExplanation of the reason for the encounter.
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
50. EHDSEncounter.admission.legalStatus
Definition

Legal status can be either voluntary or involuntary, however the legal status is always determined by a court. A patient can also receive healthcare based on a forensic status. (voluntary, involuntary, admission by legal authority).

ShortLegal status/situation at admission (indicates the basis on which the patient is staying in a healthcare organisation).
Control0..1
Binding

SNOMED CT

TypeCodeableConcept
52. EHDSEncounter.discharge
Definition

Discharge details

ShortDischarge details
Control0..1
TypeBase
54. EHDSEncounter.discharge.destinationType
Definition

Type of location to which the patient will go after the encounter. E.g. home, hospital, nursing home, left against medical advice etc.

ShortType of location to which the patient will go after the encounter. E.g. home, hospital, nursing home, left against medical advice etc.
Control0..1
Binding

hl7.discharge-disposition

TypeCodeableConcept
56. EHDSEncounter.discharge.destinationLocation[x]
Definition

The location/organisation to which the patient will go after the encounter. Name, address and telecommunication contact.

ShortThe location/organisation to which the patient will go after the encounter. Name, address and telecommunication contact.
Control0..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSLocation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
58. EHDSEncounter.location
Definition

List of locations where the patient has been.

ShortList of locations where the patient has been.
Control0..*
TypeBase
60. EHDSEncounter.location.period
Definition

Time period during which the patient was present at the location

ShortTime period during which the patient was present at the location
Control0..1
TypePeriod
62. EHDSEncounter.location.organisationPart[x]
Definition

Organisation or organisation part (department) where the patient was present.

ShortOrganisation or organisation part (department) where the patient was present.
Control1..1
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSLocation
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]