Overview

The Prescription Composition contains supporting information and references to the prescription.

Supported References

Subject

Subject references a Patient the prescription is for.

Author

The Author references the practitioner who prescribed the prescription.

ServiceRequest

The service request indicating the registration of the prescription is referenced in event.detail.

Section

The section contains the references to MedicationRequests in the prescription.

• Key Elements Table
• Differential Table
• Snapshot Table
• Statistics/References
• All

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Composition		0..*	Composition	A set of resources composed into a single coherent clinical statement with clinical attestation
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
status	?!SΣ	1..1	code	preliminary | final | amended | entered-in-error Binding: CompositionStatus (required): The workflow/clinical status of the composition. Required Pattern: final
type	SΣ	1..1	CodeableConcept	Kind of composition (LOINC if possible) Binding: FHIRDocumentTypeCodes (preferred): Type of a composition. Required Pattern: At least the following
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
text		0..1	string	Plain text representation of the concept
coding	Σ	0..*	Coding	Code defined by a terminology system Fixed Value: (Complex)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
version		0..1	string	Version of the system - if relevant
userSelected		0..1	boolean	If this coding was chosen directly by the user
system	SΣ	1..1	uri	Identity of the terminology system Fixed Value: http://loinc.org
code	SΣ	1..1	code	Symbol in syntax defined by the system Fixed Value: 57833-6
display	SΣ	1..1	string	Representation defined by the system Fixed Value: Prescription for medication
subject	SΣC	1..1	Reference(Patient)	Who and/or what the composition is about Constraints: trxhub-inv-patient-ref-only
date	SΣ	1..1	dateTime	Composition editing time
author	SΣC	1..1	Reference(Practitioner)	Who and/or what authored the composition Constraints: trxhub-inv-practitioner-ref-only
title	Σ	1..1	string	Human Readable name/title
event	SΣ	1..1	BackboneElement	The clinical service(s) being documented
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
detail	SΣC	1..1	Reference(ServiceRequest)	The event(s) being documented Constraints: trxhub-inv-service-request-ref-only
section	SC	1..1	BackboneElement	Composition is broken into sections Constraints: cmp-1, cmp-2
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
entry	SC	1..*	Reference(MedicationRequest)	A reference to data that supports this section Constraints: trxhub-inv-medication-request-ref-only
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Composition.status	Base	required	CompositionStatus	📍4.0.1	FHIR Std.
Composition.type	Base	preferred	FHIR Document Type Codes	📍4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
cmp-1	error	Composition.section	A section must contain at least one of text, entries, or sub-sections	text.exists() or entry.exists() or section.exists()
cmp-2	error	Composition.section	A section can only have an emptyReason if it is empty	emptyReason.empty() or entry.empty()
dom-2	error	Composition	If the resource is contained in another resource, it SHALL NOT contain nested Resources	contained.contained.empty()
dom-3	error	Composition	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource	contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Composition	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated	contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Composition	If a resource is contained in another resource, it SHALL NOT have a security label	contained.meta.security.empty()
dom-6	best practice	Composition	A resource should have narrative for robust management	text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
trxhub-inv-medication-request-ref-only	error	Composition.section.entry	Reference must point to a MedicationRequest resource	reference.exists() implies reference.startsWith('MedicationRequest/')
trxhub-inv-patient-ref-only	error	Composition.subject	Reference must point to a Patient resource	reference.exists() implies reference.startsWith('Patient/')
trxhub-inv-practitioner-ref-only	error	Composition.author	Reference must point to a Practitioner resource	reference.exists() implies reference.startsWith('Practitioner/')
trxhub-inv-service-request-ref-only	error	Composition.event.detail	Reference must point to a ServiceRequest resource	reference.exists() implies reference.startsWith('ServiceRequest/')

This structure is derived from Composition

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Composition		0..*	Composition	A set of resources composed into a single coherent clinical statement with clinical attestation
status	S	1..1	code	preliminary | final | amended | entered-in-error Required Pattern: final
type	S	1..1	CodeableConcept	Kind of composition (LOINC if possible) Required Pattern: At least the following
coding				Fixed Value: (Complex)
system	S	1..1	uri	Identity of the terminology system Fixed Value: http://loinc.org
code	S	1..1	code	Symbol in syntax defined by the system Fixed Value: 57833-6
display	S	1..1	string	Representation defined by the system Fixed Value: Prescription for medication
subject	SC	1..1	Reference(Patient)	Who and/or what the composition is about Constraints: trxhub-inv-patient-ref-only
date	S	1..1	dateTime	Composition editing time
author	SC	1..1	Reference(Practitioner)	Who and/or what authored the composition Constraints: trxhub-inv-practitioner-ref-only
event	S	1..1	BackboneElement	The clinical service(s) being documented
detail	SC	1..1	Reference(ServiceRequest)	The event(s) being documented Constraints: trxhub-inv-service-request-ref-only
section	S	1..1	BackboneElement	Composition is broken into sections
entry	SC	1..*	Reference(MedicationRequest)	A reference to data that supports this section Constraints: trxhub-inv-medication-request-ref-only
Documentation for this format

Constraints

Id	Grade	Path(s)	Description	Expression
trxhub-inv-medication-request-ref-only	error	Composition.section.entry	Reference must point to a MedicationRequest resource	reference.exists() implies reference.startsWith('MedicationRequest/')
trxhub-inv-patient-ref-only	error	Composition.subject	Reference must point to a Patient resource	reference.exists() implies reference.startsWith('Patient/')
trxhub-inv-practitioner-ref-only	error	Composition.author	Reference must point to a Practitioner resource	reference.exists() implies reference.startsWith('Practitioner/')
trxhub-inv-service-request-ref-only	error	Composition.event.detail	Reference must point to a ServiceRequest resource	reference.exists() implies reference.startsWith('ServiceRequest/')

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Composition		0..*	Composition	A set of resources composed into a single coherent clinical statement with clinical attestation
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained		0..*	Resource	Contained, inline Resources
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	Σ	0..1	Identifier	Version-independent identifier for the Composition
status	?!SΣ	1..1	code	preliminary | final | amended | entered-in-error Binding: CompositionStatus (required): The workflow/clinical status of the composition. Required Pattern: final
type	SΣ	1..1	CodeableConcept	Kind of composition (LOINC if possible) Binding: FHIRDocumentTypeCodes (preferred): Type of a composition. Required Pattern: At least the following
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
coding	Σ	0..*	Coding	Code defined by a terminology system Fixed Value: (Complex)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	SΣ	1..1	uri	Identity of the terminology system Fixed Value: http://loinc.org
version	Σ	0..1	string	Version of the system - if relevant
code	SΣ	1..1	code	Symbol in syntax defined by the system Fixed Value: 57833-6
display	SΣ	1..1	string	Representation defined by the system Fixed Value: Prescription for medication
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
category	Σ	0..*	CodeableConcept	Categorization of Composition Binding: DocumentClassValueSet (example): High-level kind of a clinical document at a macro level.
subject	SΣC	1..1	Reference(Patient)	Who and/or what the composition is about Constraints: trxhub-inv-patient-ref-only
encounter	Σ	0..1	Reference(Encounter)	Context of the Composition
date	SΣ	1..1	dateTime	Composition editing time
author	SΣC	1..1	Reference(Practitioner)	Who and/or what authored the composition Constraints: trxhub-inv-practitioner-ref-only
title	Σ	1..1	string	Human Readable name/title
confidentiality	Σ	0..1	code	As defined by affinity domain Binding: v3.ConfidentialityClassification (2014-03-26) (required): Codes specifying the level of confidentiality of the composition.
attester		0..*	BackboneElement	Attests to accuracy of composition
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
mode		1..1	code	personal | professional | legal | official Binding: CompositionAttestationMode (required): The way in which a person authenticated a composition.
time		0..1	dateTime	When the composition was attested
party		0..1	Reference(Patient | RelatedPerson | Practitioner | PractitionerRole | Organization)	Who attested the composition
custodian	Σ	0..1	Reference(Organization)	Organization which maintains the composition
relatesTo		0..*	BackboneElement	Relationships to other compositions/documents
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code		1..1	code	replaces | transforms | signs | appends Binding: DocumentRelationshipType (required): The type of relationship between documents.
target[x]		1..1		Target of the relationship
targetIdentifier			Identifier
targetReference			Reference(Composition)
event	SΣ	1..1	BackboneElement	The clinical service(s) being documented
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	0..*	CodeableConcept	Code(s) that apply to the event being documented Binding: v3 Code System ActCode (example): This list of codes represents the main clinical acts being documented.
period	Σ	0..1	Period	The period covered by the documentation
detail	SΣC	1..1	Reference(ServiceRequest)	The event(s) being documented Constraints: trxhub-inv-service-request-ref-only
section	SC	1..1	BackboneElement	Composition is broken into sections Constraints: cmp-1, cmp-2
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
title		0..1	string	Label for section (e.g. for ToC)
code		0..1	CodeableConcept	Classification of section (recommended) Binding: DocumentSectionCodes (example): Classification of a section of a composition/document.
author		0..*	Reference(Practitioner | PractitionerRole | Device | Patient | RelatedPerson | Organization)	Who and/or what authored the section
focus		0..1	Reference(Resource)	Who/what the section is about, when it is not about the subject of composition
text	C	0..1	Narrative	Text summary of the section, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
mode		0..1	code	working | snapshot | changes Binding: ListMode (required): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: ListOrderCodes (preferred): What order applies to the items in the entry.
entry	SC	1..*	Reference(MedicationRequest)	A reference to data that supports this section Constraints: trxhub-inv-medication-request-ref-only
emptyReason	C	0..1	CodeableConcept	Why the section is empty Binding: ListEmptyReasons (preferred): If a section is empty, why it is empty.
section	C	0..*	See section (Composition)	Nested Section
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Composition.language	Base	preferred	Common Languages	📍4.0.1	FHIR Std.
Composition.status	Base	required	CompositionStatus	📍4.0.1	FHIR Std.
Composition.type	Base	preferred	FHIR Document Type Codes	📍4.0.1	FHIR Std.
Composition.category	Base	example	Document Class Value Set	📍4.0.1	FHIR Std.
Composition.confidentiality	Base	required	V3 Value SetConfidentialityClassification	📍2014-03-26	FHIR Std.
Composition.attester.​mode	Base	required	CompositionAttestationMode	📍4.0.1	FHIR Std.
Composition.relatesTo.​code	Base	required	DocumentRelationshipType	📍4.0.1	FHIR Std.
Composition.event.code	Base	example	v3 Code System ActCode	📦2018-08-12	FHIR Std.
Composition.section.​code	Base	example	Document Section Codes	📍4.0.1	FHIR Std.
Composition.section.​mode	Base	required	ListMode	📍4.0.1	FHIR Std.
Composition.section.​orderedBy	Base	preferred	List Order Codes	📍4.0.1	FHIR Std.
Composition.section.​emptyReason	Base	preferred	List Empty Reasons	📍4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
cmp-1	error	Composition.section	A section must contain at least one of text, entries, or sub-sections	text.exists() or entry.exists() or section.exists()
cmp-2	error	Composition.section	A section can only have an emptyReason if it is empty	emptyReason.empty() or entry.empty()
dom-2	error	Composition	If the resource is contained in another resource, it SHALL NOT contain nested Resources	contained.contained.empty()
dom-3	error	Composition	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource	contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Composition	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated	contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Composition	If a resource is contained in another resource, it SHALL NOT have a security label	contained.meta.security.empty()
dom-6	best practice	Composition	A resource should have narrative for robust management	text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
trxhub-inv-medication-request-ref-only	error	Composition.section.entry	Reference must point to a MedicationRequest resource	reference.exists() implies reference.startsWith('MedicationRequest/')
trxhub-inv-patient-ref-only	error	Composition.subject	Reference must point to a Patient resource	reference.exists() implies reference.startsWith('Patient/')
trxhub-inv-practitioner-ref-only	error	Composition.author	Reference must point to a Practitioner resource	reference.exists() implies reference.startsWith('Practitioner/')
trxhub-inv-service-request-ref-only	error	Composition.event.detail	Reference must point to a ServiceRequest resource	reference.exists() implies reference.startsWith('ServiceRequest/')

Key Elements View

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Composition		0..*	Composition	A set of resources composed into a single coherent clinical statement with clinical attestation
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
status	?!SΣ	1..1	code	preliminary | final | amended | entered-in-error Binding: CompositionStatus (required): The workflow/clinical status of the composition. Required Pattern: final
type	SΣ	1..1	CodeableConcept	Kind of composition (LOINC if possible) Binding: FHIRDocumentTypeCodes (preferred): Type of a composition. Required Pattern: At least the following
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
text		0..1	string	Plain text representation of the concept
coding	Σ	0..*	Coding	Code defined by a terminology system Fixed Value: (Complex)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
version		0..1	string	Version of the system - if relevant
userSelected		0..1	boolean	If this coding was chosen directly by the user
system	SΣ	1..1	uri	Identity of the terminology system Fixed Value: http://loinc.org
code	SΣ	1..1	code	Symbol in syntax defined by the system Fixed Value: 57833-6
display	SΣ	1..1	string	Representation defined by the system Fixed Value: Prescription for medication
subject	SΣC	1..1	Reference(Patient)	Who and/or what the composition is about Constraints: trxhub-inv-patient-ref-only
date	SΣ	1..1	dateTime	Composition editing time
author	SΣC	1..1	Reference(Practitioner)	Who and/or what authored the composition Constraints: trxhub-inv-practitioner-ref-only
title	Σ	1..1	string	Human Readable name/title
event	SΣ	1..1	BackboneElement	The clinical service(s) being documented
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
detail	SΣC	1..1	Reference(ServiceRequest)	The event(s) being documented Constraints: trxhub-inv-service-request-ref-only
section	SC	1..1	BackboneElement	Composition is broken into sections Constraints: cmp-1, cmp-2
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
entry	SC	1..*	Reference(MedicationRequest)	A reference to data that supports this section Constraints: trxhub-inv-medication-request-ref-only
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Composition.status	Base	required	CompositionStatus	📍4.0.1	FHIR Std.
Composition.type	Base	preferred	FHIR Document Type Codes	📍4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
cmp-1	error	Composition.section	A section must contain at least one of text, entries, or sub-sections	text.exists() or entry.exists() or section.exists()
cmp-2	error	Composition.section	A section can only have an emptyReason if it is empty	emptyReason.empty() or entry.empty()
dom-2	error	Composition	If the resource is contained in another resource, it SHALL NOT contain nested Resources	contained.contained.empty()
dom-3	error	Composition	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource	contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Composition	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated	contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Composition	If a resource is contained in another resource, it SHALL NOT have a security label	contained.meta.security.empty()
dom-6	best practice	Composition	A resource should have narrative for robust management	text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
trxhub-inv-medication-request-ref-only	error	Composition.section.entry	Reference must point to a MedicationRequest resource	reference.exists() implies reference.startsWith('MedicationRequest/')
trxhub-inv-patient-ref-only	error	Composition.subject	Reference must point to a Patient resource	reference.exists() implies reference.startsWith('Patient/')
trxhub-inv-practitioner-ref-only	error	Composition.author	Reference must point to a Practitioner resource	reference.exists() implies reference.startsWith('Practitioner/')
trxhub-inv-service-request-ref-only	error	Composition.event.detail	Reference must point to a ServiceRequest resource	reference.exists() implies reference.startsWith('ServiceRequest/')

Differential View

This structure is derived from Composition

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Composition		0..*	Composition	A set of resources composed into a single coherent clinical statement with clinical attestation
status	S	1..1	code	preliminary | final | amended | entered-in-error Required Pattern: final
type	S	1..1	CodeableConcept	Kind of composition (LOINC if possible) Required Pattern: At least the following
coding				Fixed Value: (Complex)
system	S	1..1	uri	Identity of the terminology system Fixed Value: http://loinc.org
code	S	1..1	code	Symbol in syntax defined by the system Fixed Value: 57833-6
display	S	1..1	string	Representation defined by the system Fixed Value: Prescription for medication
subject	SC	1..1	Reference(Patient)	Who and/or what the composition is about Constraints: trxhub-inv-patient-ref-only
date	S	1..1	dateTime	Composition editing time
author	SC	1..1	Reference(Practitioner)	Who and/or what authored the composition Constraints: trxhub-inv-practitioner-ref-only
event	S	1..1	BackboneElement	The clinical service(s) being documented
detail	SC	1..1	Reference(ServiceRequest)	The event(s) being documented Constraints: trxhub-inv-service-request-ref-only
section	S	1..1	BackboneElement	Composition is broken into sections
entry	SC	1..*	Reference(MedicationRequest)	A reference to data that supports this section Constraints: trxhub-inv-medication-request-ref-only
Documentation for this format

Constraints

Id	Grade	Path(s)	Description	Expression
trxhub-inv-medication-request-ref-only	error	Composition.section.entry	Reference must point to a MedicationRequest resource	reference.exists() implies reference.startsWith('MedicationRequest/')
trxhub-inv-patient-ref-only	error	Composition.subject	Reference must point to a Patient resource	reference.exists() implies reference.startsWith('Patient/')
trxhub-inv-practitioner-ref-only	error	Composition.author	Reference must point to a Practitioner resource	reference.exists() implies reference.startsWith('Practitioner/')
trxhub-inv-service-request-ref-only	error	Composition.event.detail	Reference must point to a ServiceRequest resource	reference.exists() implies reference.startsWith('ServiceRequest/')

Snapshot View

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Composition		0..*	Composition	A set of resources composed into a single coherent clinical statement with clinical attestation
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained		0..*	Resource	Contained, inline Resources
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	Σ	0..1	Identifier	Version-independent identifier for the Composition
status	?!SΣ	1..1	code	preliminary | final | amended | entered-in-error Binding: CompositionStatus (required): The workflow/clinical status of the composition. Required Pattern: final
type	SΣ	1..1	CodeableConcept	Kind of composition (LOINC if possible) Binding: FHIRDocumentTypeCodes (preferred): Type of a composition. Required Pattern: At least the following
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
coding	Σ	0..*	Coding	Code defined by a terminology system Fixed Value: (Complex)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	SΣ	1..1	uri	Identity of the terminology system Fixed Value: http://loinc.org
version	Σ	0..1	string	Version of the system - if relevant
code	SΣ	1..1	code	Symbol in syntax defined by the system Fixed Value: 57833-6
display	SΣ	1..1	string	Representation defined by the system Fixed Value: Prescription for medication
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
category	Σ	0..*	CodeableConcept	Categorization of Composition Binding: DocumentClassValueSet (example): High-level kind of a clinical document at a macro level.
subject	SΣC	1..1	Reference(Patient)	Who and/or what the composition is about Constraints: trxhub-inv-patient-ref-only
encounter	Σ	0..1	Reference(Encounter)	Context of the Composition
date	SΣ	1..1	dateTime	Composition editing time
author	SΣC	1..1	Reference(Practitioner)	Who and/or what authored the composition Constraints: trxhub-inv-practitioner-ref-only
title	Σ	1..1	string	Human Readable name/title
confidentiality	Σ	0..1	code	As defined by affinity domain Binding: v3.ConfidentialityClassification (2014-03-26) (required): Codes specifying the level of confidentiality of the composition.
attester		0..*	BackboneElement	Attests to accuracy of composition
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
mode		1..1	code	personal | professional | legal | official Binding: CompositionAttestationMode (required): The way in which a person authenticated a composition.
time		0..1	dateTime	When the composition was attested
party		0..1	Reference(Patient | RelatedPerson | Practitioner | PractitionerRole | Organization)	Who attested the composition
custodian	Σ	0..1	Reference(Organization)	Organization which maintains the composition
relatesTo		0..*	BackboneElement	Relationships to other compositions/documents
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code		1..1	code	replaces | transforms | signs | appends Binding: DocumentRelationshipType (required): The type of relationship between documents.
target[x]		1..1		Target of the relationship
targetIdentifier			Identifier
targetReference			Reference(Composition)
event	SΣ	1..1	BackboneElement	The clinical service(s) being documented
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	0..*	CodeableConcept	Code(s) that apply to the event being documented Binding: v3 Code System ActCode (example): This list of codes represents the main clinical acts being documented.
period	Σ	0..1	Period	The period covered by the documentation
detail	SΣC	1..1	Reference(ServiceRequest)	The event(s) being documented Constraints: trxhub-inv-service-request-ref-only
section	SC	1..1	BackboneElement	Composition is broken into sections Constraints: cmp-1, cmp-2
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
title		0..1	string	Label for section (e.g. for ToC)
code		0..1	CodeableConcept	Classification of section (recommended) Binding: DocumentSectionCodes (example): Classification of a section of a composition/document.
author		0..*	Reference(Practitioner | PractitionerRole | Device | Patient | RelatedPerson | Organization)	Who and/or what authored the section
focus		0..1	Reference(Resource)	Who/what the section is about, when it is not about the subject of composition
text	C	0..1	Narrative	Text summary of the section, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
mode		0..1	code	working | snapshot | changes Binding: ListMode (required): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: ListOrderCodes (preferred): What order applies to the items in the entry.
entry	SC	1..*	Reference(MedicationRequest)	A reference to data that supports this section Constraints: trxhub-inv-medication-request-ref-only
emptyReason	C	0..1	CodeableConcept	Why the section is empty Binding: ListEmptyReasons (preferred): If a section is empty, why it is empty.
section	C	0..*	See section (Composition)	Nested Section
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Composition.language	Base	preferred	Common Languages	📍4.0.1	FHIR Std.
Composition.status	Base	required	CompositionStatus	📍4.0.1	FHIR Std.
Composition.type	Base	preferred	FHIR Document Type Codes	📍4.0.1	FHIR Std.
Composition.category	Base	example	Document Class Value Set	📍4.0.1	FHIR Std.
Composition.confidentiality	Base	required	V3 Value SetConfidentialityClassification	📍2014-03-26	FHIR Std.
Composition.attester.​mode	Base	required	CompositionAttestationMode	📍4.0.1	FHIR Std.
Composition.relatesTo.​code	Base	required	DocumentRelationshipType	📍4.0.1	FHIR Std.
Composition.event.code	Base	example	v3 Code System ActCode	📦2018-08-12	FHIR Std.
Composition.section.​code	Base	example	Document Section Codes	📍4.0.1	FHIR Std.
Composition.section.​mode	Base	required	ListMode	📍4.0.1	FHIR Std.
Composition.section.​orderedBy	Base	preferred	List Order Codes	📍4.0.1	FHIR Std.
Composition.section.​emptyReason	Base	preferred	List Empty Reasons	📍4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
cmp-1	error	Composition.section	A section must contain at least one of text, entries, or sub-sections	text.exists() or entry.exists() or section.exists()
cmp-2	error	Composition.section	A section can only have an emptyReason if it is empty	emptyReason.empty() or entry.empty()
dom-2	error	Composition	If the resource is contained in another resource, it SHALL NOT contain nested Resources	contained.contained.empty()
dom-3	error	Composition	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource	contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Composition	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated	contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Composition	If a resource is contained in another resource, it SHALL NOT have a security label	contained.meta.security.empty()
dom-6	best practice	Composition	A resource should have narrative for robust management	text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
trxhub-inv-medication-request-ref-only	error	Composition.section.entry	Reference must point to a MedicationRequest resource	reference.exists() implies reference.startsWith('MedicationRequest/')
trxhub-inv-patient-ref-only	error	Composition.subject	Reference must point to a Patient resource	reference.exists() implies reference.startsWith('Patient/')
trxhub-inv-practitioner-ref-only	error	Composition.author	Reference must point to a Practitioner resource	reference.exists() implies reference.startsWith('Practitioner/')
trxhub-inv-service-request-ref-only	error	Composition.event.detail	Reference must point to a ServiceRequest resource	reference.exists() implies reference.startsWith('ServiceRequest/')

This structure is derived from Composition

Summary

Mandatory: 5 elements(3 nested mandatory elements)
Must-Support: 12 elements