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: EHDSPatient - Detailed Descriptions

Draft as of 2026-02-05

Definitions for the EHDSPatient logical model.

- Key Elements Table
- Differential Elements Table
- Snapshot Elements Table

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

0. EHDSPatient
Definition | EHDS refined base model for patient (subject of care) information Base definition for all types defined in FHIR type system.
Short | Patient modelBase for all types and resources
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSPatient.personalIdentifier
Definition | An identifier of the patient that is unique within a defined scope (typically a national patient identifier, but it can also be a temporary identifier issued by the EHR).
Short | An identifier of the patient that is unique within a defined scope (typically a national patient identifier, but it can also be a temporary identifier issued by the EHR).
Control | 1..*
Type | Identifier
4. EHDSPatient.name
Definition | Name might consist of name parts, e.g. Given name or names, family name/surname, name prefix etc.
Short | Name associated with the patient/subject.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHumanName
6. EHDSPatient.dateOfBirth
Definition | The date of birth of the patient [ISO TS 22220]. As age of the patient might be important for correct interpretation of the test result values, complete date of birth should be provided.
Short | Date of birth
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
8. EHDSPatient.administrativeGender
Definition | This field must contain a recognized valid value for "administrative gender". If different, "physiological gender" should be communicated elsewhere.
Short | Administrative gender
Control | 0..1
Binding | HL7 Administrative Gender
Type | CodeableConcept
10. EHDSPatient.address
Definition | The addresses are always sequences of address parts (e.g. street address line, country, postal code, city) even if postal address formats may vary depending on the country. An address may or may not include a specific use code; if this attribute is not present it is assumed to be the default address useful for any purpose.
Short | Mailing and home or office addresses.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSAddress
12. EHDSPatient.telecom
Definition | Telecommunication contact information (addresses) associated to a person.
Short | Telecommunication contact information (addresses) associated to a person.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSTelecom
14. EHDSPatient.maritalStatus
Definition | Marital (civil) status of a patient
Short | Marital (civil) status of a patient
Control | 0..1
Binding | HL7 marital-status
Type | CodeableConcept
16. EHDSPatient.communicationLanguage
Definition | The language which can be used to communicate with the patient about his or her health.
Short | The language which can be used to communicate with the patient about his or her health.
Control | 0..*
Binding | BCP 47
Type | CodeableConcept

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

0. EHDSPatient
Definition | EHDS refined base model for patient (subject of care) information
Short | Patient model
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSPatient.personalIdentifier
Definition | An identifier of the patient that is unique within a defined scope (typically a national patient identifier, but it can also be a temporary identifier issued by the EHR).
Short | An identifier of the patient that is unique within a defined scope (typically a national patient identifier, but it can also be a temporary identifier issued by the EHR).
Control | 1..*
Type | Identifier
4. EHDSPatient.name
Definition | Name might consist of name parts, e.g. Given name or names, family name/surname, name prefix etc.
Short | Name associated with the patient/subject.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHumanName
6. EHDSPatient.dateOfBirth
Definition | The date of birth of the patient [ISO TS 22220]. As age of the patient might be important for correct interpretation of the test result values, complete date of birth should be provided.
Short | Date of birth
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
8. EHDSPatient.administrativeGender
Definition | This field must contain a recognized valid value for "administrative gender". If different, "physiological gender" should be communicated elsewhere.
Short | Administrative gender
Control | 0..1
Binding | HL7 Administrative Gender
Type | CodeableConcept
10. EHDSPatient.address
Definition | The addresses are always sequences of address parts (e.g. street address line, country, postal code, city) even if postal address formats may vary depending on the country. An address may or may not include a specific use code; if this attribute is not present it is assumed to be the default address useful for any purpose.
Short | Mailing and home or office addresses.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSAddress
12. EHDSPatient.telecom
Definition | Telecommunication contact information (addresses) associated to a person.
Short | Telecommunication contact information (addresses) associated to a person.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSTelecom
14. EHDSPatient.maritalStatus
Definition | Marital (civil) status of a patient
Short | Marital (civil) status of a patient
Control | 0..1
Binding | HL7 marital-status
Type | CodeableConcept
16. EHDSPatient.communicationLanguage
Definition | The language which can be used to communicate with the patient about his or her health.
Short | The language which can be used to communicate with the patient about his or her health.
Control | 0..*
Binding | BCP 47
Type | CodeableConcept

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

0. EHDSPatient
Definition | EHDS refined base model for patient (subject of care) information
Short | Patient model
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSPatient.personalIdentifier
Definition | An identifier of the patient that is unique within a defined scope (typically a national patient identifier, but it can also be a temporary identifier issued by the EHR).
Short | An identifier of the patient that is unique within a defined scope (typically a national patient identifier, but it can also be a temporary identifier issued by the EHR).
Control | 1..*
Type | Identifier
4. EHDSPatient.name
Definition | Name might consist of name parts, e.g. Given name or names, family name/surname, name prefix etc.
Short | Name associated with the patient/subject.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHumanName
6. EHDSPatient.dateOfBirth
Definition | The date of birth of the patient [ISO TS 22220]. As age of the patient might be important for correct interpretation of the test result values, complete date of birth should be provided.
Short | Date of birth
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
8. EHDSPatient.administrativeGender
Definition | This field must contain a recognized valid value for "administrative gender". If different, "physiological gender" should be communicated elsewhere.
Short | Administrative gender
Control | 0..1
Binding | HL7 Administrative Gender
Type | CodeableConcept
10. EHDSPatient.address
Definition | The addresses are always sequences of address parts (e.g. street address line, country, postal code, city) even if postal address formats may vary depending on the country. An address may or may not include a specific use code; if this attribute is not present it is assumed to be the default address useful for any purpose.
Short | Mailing and home or office addresses.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSAddress
12. EHDSPatient.telecom
Definition | Telecommunication contact information (addresses) associated to a person.
Short | Telecommunication contact information (addresses) associated to a person.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSTelecom
14. EHDSPatient.maritalStatus
Definition | Marital (civil) status of a patient
Short | Marital (civil) status of a patient
Control | 0..1
Binding | HL7 marital-status
Type | CodeableConcept
16. EHDSPatient.communicationLanguage
Definition | The language which can be used to communicate with the patient about his or her health.
Short | The language which can be used to communicate with the patient about his or her health.
Control | 0..*
Binding | BCP 47
Type | CodeableConcept