FHIR CI-Build
FoundationThis is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
See the Directory of published versions 
| Responsible Owner: Structured Documents Work Group | Standards Status: Informative | Compartments: Device, Encounter, Patient, Practitioner, RelatedPerson |
This is a representation of the json schema for Composition, which is just a part of the full JSON Schema.
{
"$schema": "http://json-schema.org/draft-06/schema#",
"id": "http://hl7.org/fhir/json-schema/Composition",
"$ref": "#/definitions/Composition",
"description": "see http://hl7.org/fhir/json.html#schema for information about the FHIR Json Schemas",
"definitions": {
"Composition": {
"description": "A set of healthcare-related information that is assembled together into a single logical package that provides a single coherent statement of meaning, establishes its own context and has traceability to the author who is making the statement. A Composition defines the structure and narrative content necessary for a document. However, a Composition alone does not constitute a document. Rather, the Composition must be the first entry in a Bundle where Bundle.type\u003ddocument, and any other resources referenced from Composition must be included as subsequent entries in the Bundle (for example Patient, Practitioner, Encounter, etc.).",
"properties": {
"resourceType": {
"description": "This is a Composition resource",
"const": "Composition"
},
"id": {
"description": "The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.",
"$ref": "id.schema.json#/definitions/id"
},
"meta": {
"description": "The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content might not always be associated with version changes to the resource.",
"$ref": "Meta.schema.json#/definitions/Meta"
},
"implicitRules": {
"description": "A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Often, this is a reference to an implementation guide that defines the special rules along with other profiles etc. For DomainResources, if more than one implicitRules policy applies, additional policies may be conveyed using the [additionalImplicitRules](https://build.fhir.org/ig/HL7/fhir-extensions/StructureDefinition-additionalImplicitRules.html) extension.",
"$ref": "#/definitions/uri"
},
"_implicitRules": {
"description": "Extensions for implicitRules",
"$ref": "Element.schema.json#/definitions/Element"
},
"language": {
"description": "The base language in which the resource is written.",
"$ref": "#/definitions/code"
},
"_language": {
"description": "Extensions for language",
"$ref": "Element.schema.json#/definitions/Element"
},
"text": {
"description": "A human-readable narrative that contains a summary of the resource and can be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it \"clinically safe\" for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety.",
"$ref": "Narrative.schema.json#/definitions/Narrative"
},
"contained": {
"description": "These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, nor can they have their own independent transaction scope. This is allowed to be a Parameters resource if and only if it is referenced by a resource that provides context/meaning.",
"items": {
"$ref": "ResourceList.schema.json#/definitions/ResourceList"
},
"type": "array"
},
"extension": {
"description": "May be used to represent additional information that is not part of the basic definition of the resource. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"modifierExtension": {
"description": "May be used to represent additional information that is not part of the basic definition of the resource and that modifies the understanding of the element that contains it and/or the understanding of the containing element\u0027s descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"url": {
"description": "An absolute URI that is used to identify this Composition when it is referenced in a specification, model, design or an instance; also called its canonical identifier. This SHOULD be globally unique and SHOULD be a literal address at which an authoritative instance of this Composition is (or will be) published. This URL can be the target of a canonical reference. It SHALL remain the same when the Composition is stored on different servers.",
"$ref": "#/definitions/uri"
},
"_url": {
"description": "Extensions for url",
"$ref": "Element.schema.json#/definitions/Element"
},
"identifier": {
"description": "A version-independent identifier for the Composition. This identifier stays constant as the composition is changed over time.",
"items": {
"$ref": "Identifier.schema.json#/definitions/Identifier"
},
"type": "array"
},
"version": {
"description": "An explicitly assigned identifier of a variation of the content in the Composition.",
"$ref": "#/definitions/string"
},
"_version": {
"description": "Extensions for version",
"$ref": "Element.schema.json#/definitions/Element"
},
"consent": {
"description": "References the consents associated with this document. Examples include a consent to perform the clinical service being documented (.event) or a consent for the information contained in the document to be released to a third party.",
"items": {
"$ref": "Reference.schema.json#/definitions/Reference"
},
"type": "array"
},
"basedOn": {
"description": "A plan, proposal or order that is fulfilled in whole or in part by this composition.",
"items": {
"$ref": "Reference.schema.json#/definitions/Reference"
},
"type": "array"
},
"status": {
"description": "The workflow/clinical status of this composition. The status is a marker for the clinical standing of the document.",
"$ref": "#/definitions/code"
},
"_status": {
"description": "Extensions for status",
"$ref": "Element.schema.json#/definitions/Element"
},
"type": {
"description": "Specifies the particular kind of composition (e.g. History and Physical, Discharge Summary, Progress Note). This usually equates to the purpose of making the composition.",
"$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
},
"category": {
"description": "A categorization for the type of the composition - helps for indexing and searching. This may be implied by or derived from the code specified in the Composition Type.",
"items": {
"$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
},
"type": "array"
},
"subject": {
"description": "Who or what the composition is about. The composition can be about a person, (patient or healthcare practitioner), a device (e.g. a machine) or even a group of subjects (such as a document about a herd of livestock, or a set of patients that share a common exposure).",
"items": {
"$ref": "Reference.schema.json#/definitions/Reference"
},
"type": "array"
},
"encounter": {
"description": "Describes the clinical encounter or type of care this documentation is associated with.",
"$ref": "Reference.schema.json#/definitions/Reference"
},
"date": {
"description": "The composition editing time, when the composition was last logically changed by the author.",
"$ref": "#/definitions/dateTime"
},
"_date": {
"description": "Extensions for date",
"$ref": "Element.schema.json#/definitions/Element"
},
"useContext": {
"description": "The content was developed with a focus and intent of supporting the contexts that are listed. These contexts may be general categories (gender, age, ...) or may be references to specific programs (insurance plans, studies, ...) and may be used to assist with indexing and searching for appropriate Composition instances.",
"items": {
"$ref": "UsageContext.schema.json#/definitions/UsageContext"
},
"type": "array"
},
"author": {
"description": "Identifies who is responsible for the information in the composition, not necessarily who typed it in.",
"items": {
"$ref": "Reference.schema.json#/definitions/Reference"
},
"type": "array"
},
"participant": {
"description": "Identifies supporting entities, including parents, relatives, caregivers, insurance policyholders, guarantors, and others related in some way to the patient. A supporting person or organization is an individual or an organization with a relationship to the patient. A supporting person who is playing multiple roles would be recorded in multiple participants (e.g., emergency contact and next-of-kin).",
"items": {
"$ref": "#/definitions/Composition_Participant"
},
"type": "array"
},
"name": {
"description": "A natural language name identifying the {{title}}. This name should be usable as an identifier for the module by machine processing applications such as code generation.",
"$ref": "#/definitions/string"
},
"_name": {
"description": "Extensions for name",
"$ref": "Element.schema.json#/definitions/Element"
},
"title": {
"description": "Official human-readable label for the composition.",
"$ref": "#/definitions/string"
},
"_title": {
"description": "Extensions for title",
"$ref": "Element.schema.json#/definitions/Element"
},
"note": {
"description": "For any additional notes.",
"items": {
"$ref": "Annotation.schema.json#/definitions/Annotation"
},
"type": "array"
},
"attester": {
"description": "A participant who has attested to the accuracy of the composition/document.",
"items": {
"$ref": "#/definitions/Composition_Attester"
},
"type": "array"
},
"custodian": {
"description": "Identifies the organization or group who is responsible for ongoing maintenance of and access to the composition/document information.",
"$ref": "Reference.schema.json#/definitions/Reference"
},
"relatesTo": {
"description": "Relationships that this composition has with other compositions or documents (FHIR or non-FHIR resources) that already exist.",
"items": {
"$ref": "#/definitions/Composition_RelatesTo"
},
"type": "array"
},
"event": {
"description": "The clinical service, such as a colonoscopy or an appendectomy, being documented.",
"items": {
"$ref": "#/definitions/Composition_Event"
},
"type": "array"
},
"section": {
"description": "The root of the sections that make up the composition.",
"items": {
"$ref": "#/definitions/Composition_Section"
},
"type": "array"
}
},
"type": "object",
"additionalProperties": false,
"required": [
"type",
"resourceType"
]
},
"Composition_Participant": {
"description": "A set of healthcare-related information that is assembled together into a single logical package that provides a single coherent statement of meaning, establishes its own context and has traceability to the author who is making the statement. A Composition defines the structure and narrative content necessary for a document. However, a Composition alone does not constitute a document. Rather, the Composition must be the first entry in a Bundle where Bundle.type\u003ddocument, and any other resources referenced from Composition must be included as subsequent entries in the Bundle (for example Patient, Practitioner, Encounter, etc.).",
"properties": {
"id": {
"description": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
"$ref": "string.schema.json#/definitions/string"
},
"extension": {
"description": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"modifierExtension": {
"description": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element\u0027s descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"type": {
"description": "Meaning and purpose of participation, in creation of the clinical document. The list includes: data entry person, informant, primary information recipient, and tracker. Other types are allowed.",
"items": {
"$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
},
"type": "array"
},
"function": {
"description": "Exact function of the participant in the creation of the clinical document. This is more granular than type.",
"items": {
"$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
},
"type": "array"
},
"time": {
"description": "Time period of participation.",
"$ref": "Period.schema.json#/definitions/Period"
},
"party": {
"description": "Who the participant is.",
"$ref": "Reference.schema.json#/definitions/Reference"
}
},
"type": "object",
"additionalProperties": false,
"required": [
"type",
"party"
]
},
"Composition_Attester": {
"description": "A set of healthcare-related information that is assembled together into a single logical package that provides a single coherent statement of meaning, establishes its own context and has traceability to the author who is making the statement. A Composition defines the structure and narrative content necessary for a document. However, a Composition alone does not constitute a document. Rather, the Composition must be the first entry in a Bundle where Bundle.type\u003ddocument, and any other resources referenced from Composition must be included as subsequent entries in the Bundle (for example Patient, Practitioner, Encounter, etc.).",
"properties": {
"id": {
"description": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
"$ref": "string.schema.json#/definitions/string"
},
"extension": {
"description": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"modifierExtension": {
"description": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element\u0027s descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"mode": {
"description": "The type of attestation the authenticator offers.",
"$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
},
"time": {
"description": "When the composition was attested by the party.",
"$ref": "#/definitions/dateTime"
},
"_time": {
"description": "Extensions for time",
"$ref": "Element.schema.json#/definitions/Element"
},
"party": {
"description": "Who attested the composition in the specified way.",
"$ref": "Reference.schema.json#/definitions/Reference"
}
},
"type": "object",
"additionalProperties": false,
"required": [
"mode"
]
},
"Composition_RelatesTo": {
"description": "A set of healthcare-related information that is assembled together into a single logical package that provides a single coherent statement of meaning, establishes its own context and has traceability to the author who is making the statement. A Composition defines the structure and narrative content necessary for a document. However, a Composition alone does not constitute a document. Rather, the Composition must be the first entry in a Bundle where Bundle.type\u003ddocument, and any other resources referenced from Composition must be included as subsequent entries in the Bundle (for example Patient, Practitioner, Encounter, etc.).",
"properties": {
"id": {
"description": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
"$ref": "string.schema.json#/definitions/string"
},
"extension": {
"description": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"modifierExtension": {
"description": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element\u0027s descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"type": {
"description": "The type of relationship to the related artifact.",
"$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
},
"targetUri": {
"description": "The artifact that is related to this Composition Resource.",
"pattern": "^\\S*$",
"type": "string"
},
"_targetUri": {
"description": "Extensions for targetUri",
"$ref": "Element.schema.json#/definitions/Element"
},
"targetAttachment": {
"description": "The artifact that is related to this Composition Resource.",
"$ref": "Attachment.schema.json#/definitions/Attachment"
},
"targetCanonical": {
"description": "The artifact that is related to this Composition Resource.",
"pattern": "^\\S*$",
"type": "string"
},
"_targetCanonical": {
"description": "Extensions for targetCanonical",
"$ref": "Element.schema.json#/definitions/Element"
},
"targetReference": {
"description": "The artifact that is related to this Composition Resource.",
"$ref": "Reference.schema.json#/definitions/Reference"
},
"targetMarkdown": {
"description": "The artifact that is related to this Composition Resource.",
"pattern": "^^[\\s\\S]+$$",
"type": "string"
},
"_targetMarkdown": {
"description": "Extensions for targetMarkdown",
"$ref": "Element.schema.json#/definitions/Element"
}
},
"type": "object",
"additionalProperties": false,
"required": [
"type"
]
},
"Composition_Event": {
"description": "A set of healthcare-related information that is assembled together into a single logical package that provides a single coherent statement of meaning, establishes its own context and has traceability to the author who is making the statement. A Composition defines the structure and narrative content necessary for a document. However, a Composition alone does not constitute a document. Rather, the Composition must be the first entry in a Bundle where Bundle.type\u003ddocument, and any other resources referenced from Composition must be included as subsequent entries in the Bundle (for example Patient, Practitioner, Encounter, etc.).",
"properties": {
"id": {
"description": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
"$ref": "string.schema.json#/definitions/string"
},
"extension": {
"description": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"modifierExtension": {
"description": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element\u0027s descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"period": {
"description": "The period of time covered by the documentation. There is no assertion that the documentation is a complete representation for this period, only that it documents events during this time.",
"$ref": "Period.schema.json#/definitions/Period"
},
"detail": {
"description": "Represents the main clinical acts, such as a colonoscopy or an appendectomy, being documented. In some cases, the event is inherent in the typeCode, such as a \"History and Physical Report\" in which case the procedure being documented is necessarily a \"History and Physical\" act. The events may be included as a code or as a reference to an other resource.",
"items": {
"$ref": "CodeableReference.schema.json#/definitions/CodeableReference"
},
"type": "array"
}
},
"type": "object",
"additionalProperties": false
},
"Composition_Section": {
"description": "A set of healthcare-related information that is assembled together into a single logical package that provides a single coherent statement of meaning, establishes its own context and has traceability to the author who is making the statement. A Composition defines the structure and narrative content necessary for a document. However, a Composition alone does not constitute a document. Rather, the Composition must be the first entry in a Bundle where Bundle.type\u003ddocument, and any other resources referenced from Composition must be included as subsequent entries in the Bundle (for example Patient, Practitioner, Encounter, etc.).",
"properties": {
"id": {
"description": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
"$ref": "string.schema.json#/definitions/string"
},
"extension": {
"description": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"modifierExtension": {
"description": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element\u0027s descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
"items": {
"$ref": "Extension.schema.json#/definitions/Extension"
},
"type": "array"
},
"title": {
"description": "The label for this particular section. This will be part of the rendered content for the document, and is often used to build a table of contents.",
"$ref": "#/definitions/string"
},
"_title": {
"description": "Extensions for title",
"$ref": "Element.schema.json#/definitions/Element"
},
"code": {
"description": "A code identifying the kind of content contained within the section. This must be consistent with the section title.",
"$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
},
"author": {
"description": "Identifies who is responsible for the information in this section, not necessarily who typed it in. \n\nThe actual author of the section when it is not the author of the composition. If author is not specified, the author is assumed to be the author of the parent section or the author of the composition.",
"items": {
"$ref": "Reference.schema.json#/definitions/Reference"
},
"type": "array"
},
"focus": {
"description": "The actual focus of the section when it is not the subject of the composition, but instead represents something or someone associated with the subject such as (for a patient subject) a spouse, parent, fetus, or donor. If not focus is specified, the focus is assumed to be focus of the parent section, or, for a section in the Composition itself, the subject of the composition. Sections with a focus SHALL only include resources where the logical subject (patient, subject, focus, etc.) matches the section focus, or the resources have no logical subject (few resources).",
"$ref": "Reference.schema.json#/definitions/Reference"
},
"text": {
"description": "A human-readable narrative that contains the attested content of the section, used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it \"clinically safe\" for a human to just read the narrative.",
"$ref": "Narrative.schema.json#/definitions/Narrative"
},
"note": {
"description": "Information about the section contents that is not represented by any of the section entries.",
"items": {
"$ref": "Annotation.schema.json#/definitions/Annotation"
},
"type": "array"
},
"orderedBy": {
"description": "Specifies the order applied to the items in the section entries.",
"$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
},
"entry": {
"description": "A reference to the actual resource from which the narrative in the section is derived.",
"items": {
"$ref": "Reference.schema.json#/definitions/Reference"
},
"type": "array"
},
"emptyReason": {
"description": "If the section is empty, why the list is empty. An empty section typically has some text explaining the empty reason.",
"$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
},
"section": {
"description": "A nested sub-section within this section.",
"items": {
"$ref": "#/definitions/Composition_Section"
},
"type": "array"
}
},
"type": "object",
"additionalProperties": false
}
}
}
FHIR ®© HL7.org 2011+. FHIR R6 hl7.fhir.core#6.0.0-ballot3 generated on Mon, Nov 24, 2025 20:51+0000.
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