EHDS Logical Information Models
0.1.0 - ci-build

EHDS Logical Information Models, published by Xt-EHR. 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/Xt-EHR/xt-ehr-common/tree/stakeholder-consultation-D6-1 and changes regularly. See the Directory of published versions

## Logical Model: Encounter model

Official URL: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSEncounter | Version: 0.1.0
Draft as of 2025-07-08 | Computable Name: EHDSEncounter

C.30 - EHDS refined base model for Encounter

Usages:

- Use this Logical Model: Service request model
- Refer to this Logical Model: Encounter model and Imaging study model

### Views of Logical Model

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

- Differential Table
- Snapshot Table

This structure is derived from Base

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSEncounter |  | 0..* | Base | Encounter model Instances of this logical model can be the target of a Reference
identifier |  | 0..* | Identifier | C.30.1 - Identifier
priority |  | 0..1 | CodeableConcept | C.30.3 - Priority Binding Description: (preferred): hl7:v3-xEncounterAdmissionUrgency
encounterType |  | 1..1 | CodeableConcept | C.30.2 - Encounter type Binding Description: (preferred): hl7v3:ActEncounterCode
encounterNote |  | 0..1 | string | C.30.4 - Encounter note
patient |  | 0..1 | Reference(Patient model) | C.30.5 - Patient
episodeOfCare |  | 0..* | Reference(Episode of care model) | C.30.6 - Episode of care
basedOn |  | 0..* | Reference(Care plan model | Service request model) | C.30.7 - Based on
partOf |  | 0..1 | Reference(Encounter model) | C.30.8 - Part of
serviceProvider |  | 0..1 | Reference(Organisation model) | C.30.9 - Service provider
appointment |  | 0..* | Reference(Appointment model) | C.30.10 - Appointment
actualPeriod |  | 0..1 | Period | C.30.11 - Actual period
plannedStartDate |  | 0..1 | dateTime | C.30.12 - Planned start date
plannedEndDate |  | 0..1 | dateTime | C.30.13 - Planned end date
admission |  | 0..1 | Base | C.30.14 - Admission
admitter |  | 0..1 | Reference(Health professional model) | C.30.14.1 - Admitter
admitSource |  | 0..1 | CodeableConcept | C.30.14.2 - Admit Source Binding Description: (preferred): hl7:admit-source
referringProfessional |  | 0..1 | Reference(Health professional model) | C.30.14.3 - Referring professional
admissionReason |  | 0..* | Reference(Condition model | Procedure model | Observation model) | C.30.14.4 - Admission reason
admissionReasonComment |  | 0..1 | string | C.30.14.5 - Admission reason comment
admissionLegalStatus |  | 0..1 | CodeableConcept | C.30.14.6 - Admission legal status Binding Description: (preferred): SNOMED CT
discharge |  | 0..1 | Base | C.30.15 - Discharge
destinationType |  | 0..1 | CodeableConcept | C.30.15.1 - Destination type Binding Description: (preferred): hl7.discharge-disposition
destinationLocation |  | 0..1 | Reference(Organisation model | Location model) | C.30.15.2 - Destination location
location |  | 0..* | Base | C.30.16 - Location
period |  | 0..1 | Period | C.30.16.1 - Period
organisationPart |  | 1..1 | EHDSLocation | C.30.16.2 - organisation part
Documentation for this format

#### Terminology Bindings (Differential)

Path | Conformance | ValueSet | URI
EHDSEncounter.priority | preferred |
EHDSEncounter.encounterType | preferred |
EHDSEncounter.admission.admitSource | preferred |
EHDSEncounter.admission.admissionLegalStatus | preferred |
EHDSEncounter.discharge.destinationType | preferred |

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSEncounter |  | 0..* | Base | Encounter model Instances of this logical model can be the target of a Reference
identifier |  | 0..* | Identifier | C.30.1 - Identifier
priority |  | 0..1 | CodeableConcept | C.30.3 - Priority Binding Description: (preferred): hl7:v3-xEncounterAdmissionUrgency
encounterType |  | 1..1 | CodeableConcept | C.30.2 - Encounter type Binding Description: (preferred): hl7v3:ActEncounterCode
encounterNote |  | 0..1 | string | C.30.4 - Encounter note
patient |  | 0..1 | Reference(Patient model) | C.30.5 - Patient
episodeOfCare |  | 0..* | Reference(Episode of care model) | C.30.6 - Episode of care
basedOn |  | 0..* | Reference(Care plan model | Service request model) | C.30.7 - Based on
partOf |  | 0..1 | Reference(Encounter model) | C.30.8 - Part of
serviceProvider |  | 0..1 | Reference(Organisation model) | C.30.9 - Service provider
appointment |  | 0..* | Reference(Appointment model) | C.30.10 - Appointment
actualPeriod |  | 0..1 | Period | C.30.11 - Actual period
plannedStartDate |  | 0..1 | dateTime | C.30.12 - Planned start date
plannedEndDate |  | 0..1 | dateTime | C.30.13 - Planned end date
admission |  | 0..1 | Base | C.30.14 - Admission
admitter |  | 0..1 | Reference(Health professional model) | C.30.14.1 - Admitter
admitSource |  | 0..1 | CodeableConcept | C.30.14.2 - Admit Source Binding Description: (preferred): hl7:admit-source
referringProfessional |  | 0..1 | Reference(Health professional model) | C.30.14.3 - Referring professional
admissionReason |  | 0..* | Reference(Condition model | Procedure model | Observation model) | C.30.14.4 - Admission reason
admissionReasonComment |  | 0..1 | string | C.30.14.5 - Admission reason comment
admissionLegalStatus |  | 0..1 | CodeableConcept | C.30.14.6 - Admission legal status Binding Description: (preferred): SNOMED CT
discharge |  | 0..1 | Base | C.30.15 - Discharge
destinationType |  | 0..1 | CodeableConcept | C.30.15.1 - Destination type Binding Description: (preferred): hl7.discharge-disposition
destinationLocation |  | 0..1 | Reference(Organisation model | Location model) | C.30.15.2 - Destination location
location |  | 0..* | Base | C.30.16 - Location
period |  | 0..1 | Period | C.30.16.1 - Period
organisationPart |  | 1..1 | EHDSLocation | C.30.16.2 - organisation part
Documentation for this format

#### Terminology Bindings

Path | Conformance | ValueSet | URI
EHDSEncounter.priority | preferred |
EHDSEncounter.encounterType | preferred |
EHDSEncounter.admission.admitSource | preferred |
EHDSEncounter.admission.admissionLegalStatus | preferred |
EHDSEncounter.discharge.destinationType | preferred |

Other representations of model: CSV, Excel