Amakomaya Nepal FHIR Implementation Guide
2.0.0 - ci-build Nepal

Amakomaya Nepal FHIR Implementation Guide - Local Development build (v2.0.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

## Resource Profile: AMK Appointment Profile

Official URL: https://fhir.amakomaya.com/StructureDefinition/amk-appointment | Version: 2.0.0
Active as of 2026-08-21 | Computable Name: AMKAppointment
Copyright/Legal: Used by permission of HL7 International, all rights reserved Creative Commons License

Profile for representing appointments in the Amakomaya health system, capturing scheduling and participant

Usages:

- Examples for this Profile: Appointment/appointment-pregnant-anc

You can also check for usages in the FHIR IG Statistics

### Formal Views of Profile Content

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

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

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Appointment | C | 0..* | Appointment | A booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s) Constraints: app-2, app-3, app-4, app-5, app-6, app-7
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
contained |  | 0..* | Resource | Contained, inline Resources
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored Slice: Unordered, Open by value:url
status | ?!Σ C | 1..1 | code | proposed | pending | booked | arrived | fulfilled | cancelled | noshow | entered-in-error | checked-in | waitlist | unknown Binding: AppointmentStatus (required): The free/busy status of an appointment.
start | Σ C | 1..1 | instant | When appointment is to take place
end | Σ C | 0..1 | instant | When appointment is to conclude
subject | Σ | 1..1 | Reference(Patient | Group) | The patient or group associated with the appointment
participant | C | 1..* | BackboneElement | Participants involved in appointment Constraints: app-1
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Appointment.status | Base | required | Appointment Status | 📍6.0.0-ballot5 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
app-1 | error | Appointment.participant | Either the type or actor on the participant SHALL be specified | `type.exists() or actor.exists()`
app-2 | error | Appointment | Either start and end are specified, or neither | `start.exists() = end.exists()`
app-3 | error | Appointment | Only proposed or cancelled appointments can be missing start/end dates | `(start.exists() and end.exists()) or (status in ('proposed' | 'cancelled' | 'waitlist'))`
app-4 | error | Appointment | Cancellation reason is only used for appointments that have been cancelled, or noshow | `cancellationReason.exists() implies (status='noshow' or status='cancelled')`
app-5 | error | Appointment | The start must be less than or equal to the end | `start.exists() implies start <= end`
app-6 | best practice | Appointment | An appointment may have an originatingAppointment or recurrenceTemplate, but not both | `originatingAppointment.exists().not() or recurrenceTemplate.exists().not()`
app-7 | error | Appointment | Cancellation date is only used for appointments that have been cancelled, or noshow | `cancellationDate.exists() implies (status='noshow' or status='cancelled')`
dom-2 | error | Appointment | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Appointment | 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.trace('id') in %resource.descendants().select(reference | as(uri))) or descendants().where(reference='#' | as(uri)='#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Appointment | 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 | Appointment | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Appointment | 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())`

This structure is derived from Appointment

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Appointment |  | 0..* | Appointment | A booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s)
start |  | 1..1 | instant | When appointment is to take place
subject |  | 1..1 | Reference(Patient | Group) | The patient or group associated with the appointment
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Appointment | C | 0..* | Appointment | A booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s) Constraints: app-2, app-3, app-4, app-5, app-6, app-7
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: AllLanguages (required): IETF language tag for a human language
Additional Bindings | Purpose
CommonLanguages | Starter
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 Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored Slice: Unordered, Open by value:url
identifier | Σ | 0..* | Identifier | External Ids for this item
status | ?!Σ C | 1..1 | code | proposed | pending | booked | arrived | fulfilled | cancelled | noshow | entered-in-error | checked-in | waitlist | unknown Binding: AppointmentStatus (required): The free/busy status of an appointment.
cancellationReason | Σ C | 0..1 | CodeableConcept | The coded reason for the appointment being cancelled Binding: AppointmentCancellationReason (example)
class | Σ | 0..* | CodeableConcept | Classification when becoming an encounter Binding: Encounter class (preferred): Classification of the encounter.
serviceCategory | Σ | 0..* | CodeableConcept | A broad categorization of the service that is to be performed during this appointment Binding: ServiceCategory (example)
serviceType | Σ | 0..* | CodeableReference(HealthcareService) | The specific service that is to be performed during this appointment Binding: ServiceType (example)
specialty | Σ | 0..* | CodeableConcept | The specialty of a practitioner that would be required to perform the service requested in this appointment Binding: PracticeSettingCodeValueSet (example)
appointmentType | Σ | 0..1 | CodeableConcept | The style of appointment or patient that has been booked in the slot (not service type) Binding: hl7VS-appointmentReasonCodes (preferred)
reason | Σ | 0..* | CodeableReference(Condition | DiagnosticReport | Procedure | Observation) | Reason this appointment is scheduled Binding: EncounterReasonCodes (preferred): The Reason for the appointment to take place.
priority |  | 0..1 | CodeableConcept | Used to make informed decisions if needing to re-prioritize Binding: ActPriority (example): Indicates the urgency of the appointment.
description |  | 0..1 | string | Shown on a subject line in a meeting request, or appointment list
replaces |  | 0..* | Reference(Appointment) | Appointment replaced by this Appointment
virtualService |  | 0..* | VirtualServiceDetail | Connection details of a virtual service (e.g. conference call)
supportingInformation |  | 0..* | Reference(Resource) | Additional information to support the appointment
previousAppointment |  | 0..1 | Reference(Appointment) | The previous appointment in a series
originatingAppointment | C | 0..1 | Reference(Appointment) | The originating appointment in a recurring set of appointments
start | Σ C | 1..1 | instant | When appointment is to take place
end | Σ C | 0..1 | instant | When appointment is to conclude
minutesDuration |  | 0..1 | positiveInt | Can be less than start/end (e.g. estimate)
requestedPeriod |  | 0..* | Period | Potential date/time interval(s) requested to allocate the appointment within
slot |  | 0..* | Reference(Slot) | The slots that this appointment is filling
account |  | 0..* | Reference(Account) | The set of accounts that may be used for billing for this Appointment
created |  | 0..1 | dateTime | The date that this appointment was initially created
cancellationDate | C | 0..1 | dateTime | When the appointment was cancelled
note |  | 0..* | Annotation | Additional comments
patientInstruction |  | 0..* | CodeableReference(DocumentReference | Binary | Communication) | Detailed information and instructions for the patient
basedOn |  | 0..* | Reference(CarePlan | DeviceRequest | MedicationRequest | ServiceRequest | RequestOrchestration | NutritionOrder | VisionPrescription) | The request this appointment is allocated to assess
subject | Σ | 1..1 | Reference(Patient | Group) | The patient or group associated with the appointment
participant | C | 1..* | BackboneElement | Participants involved in appointment Constraints: app-1
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
type | Σ C | 0..* | CodeableConcept | Role of participant in the appointment Binding: ParticipantType (extensible): Role of participant in encounter.
period |  | 0..1 | Period | Participation period of the actor
actor | Σ C | 0..1 | Reference(Patient | Group | Practitioner | PractitionerRole | CareTeam | RelatedPerson | Device | HealthcareService | Location) | The individual, device, location, or service participating in the appointment
required | Σ | 0..1 | boolean | The participant is required to attend (optional when false)
status | Σ | 0..1 | code | accepted | declined | tentative | needs-action Binding: ParticipationStatus (required): The Participation status of an appointment.
recurrenceId |  | 0..1 | positiveInt | The sequence number in the recurrence
occurrenceChanged |  | 0..1 | boolean | Indicates that this appointment varies from a recurrence pattern
recurrenceTemplate | C | 0..* | BackboneElement | Details of the recurrence pattern/template used to generate occurrences
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
timezone |  | 0..1 | CodeableConcept | The timezone of the occurrences Binding: IANATimezones (required): IANA Timezones (BCP 175)
recurrenceType |  | 1..1 | CodeableConcept | The frequency of the recurrence Binding: AppointmentRecurrenceType (preferred): IANA Timezones (BCP 175)
lastOccurrenceDate |  | 0..1 | date | The date when the recurrence should end
occurrenceCount |  | 0..1 | positiveInt | The number of planned occurrences
occurrenceDate |  | 0..* | date | Specific dates for a recurring set of appointments (no template)
weeklyTemplate |  | 0..1 | BackboneElement | Information about weekly recurring appointments
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
daysOfWeek |  | 1..* | code | mon | tue | wed | thu | fri | sat | sun Binding: DaysOfWeek (required): The days of the week.
weekInterval |  | 0..1 | positiveInt | Recurs every nth week
monthlyTemplate |  | 0..1 | BackboneElement | Information about monthly recurring appointments
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
dayOfMonth |  | 0..1 | positiveInt | Recurs on a specific day of the month
nthWeekOfMonth |  | 0..1 | code | first | second | third | fourth | last Binding: WeekOfMonth (required): The set of weeks in a month.
dayOfWeek |  | 0..1 | code | mon | tue | wed | thu | fri | sat | sun Binding: DaysOfWeek (required): The days of the week.
monthInterval |  | 1..1 | positiveInt | Recurs every nth month
yearlyTemplate |  | 0..1 | BackboneElement | Information about yearly recurring appointments
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
yearInterval |  | 1..1 | positiveInt | Recurs every nth year
excludingDate |  | 0..* | date | Any dates that should be excluded from the series
excludingRecurrenceId |  | 0..* | positiveInt | Any recurrence IDs that should be excluded from the recurrence
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Appointment.language | Base | required | All Languages | 📍6.0.0-ballot5 | FHIR Std.
Appointment.status | Base | required | Appointment Status | 📍6.0.0-ballot5 | FHIR Std.
Appointment.cancellationReason | Base | example | Appointment Cancellation Reason | 📍6.0.0-ballot5 | FHIR Std.
Appointment.class | Base | preferred | Encounter class | 📦2.0.1 | THO v7.3
Appointment.serviceCategory | Base | example | Service Category | 📍6.0.0-ballot5 | FHIR Std.
Appointment.serviceType | Base | example | Service Type | 📍6.0.0-ballot5 | FHIR Std.
Appointment.specialty | Base | example | Practice Setting Code Value Set | 📍6.0.0-ballot5 | FHIR Std.
Appointment.appointmentType | Base | preferred | hl7VS-appointmentReasonCodes | 📦3.0.0 | THO v7.3
Appointment.reason | Base | preferred | Encounter Reason Codes | 📍6.0.0-ballot5 | FHIR Std.
Appointment.priority | Base | example | ActPriority | 📦3.0.0 | THO v7.3
Appointment.participant.​type | Base | extensible | Participant Type | 📍6.0.0-ballot5 | FHIR Std.
Appointment.participant.​status | Base | required | Participation Status | 📍6.0.0-ballot5 | FHIR Std.
Appointment.recurrenceTemplate.​timezone | Base | required | IANA Timezones | 📍6.0.0-ballot5 | FHIR Std.
Appointment.recurrenceTemplate.​recurrenceType | Base | preferred | Appointment Recurrence Type | 📍6.0.0-ballot5 | FHIR Std.
Appointment.recurrenceTemplate.​weeklyTemplate.daysOfWeek | Base | required | Days Of Week | 📍6.0.0-ballot5 | FHIR Std.
Appointment.recurrenceTemplate.​monthlyTemplate.nthWeekOfMonth | Base | required | Week Of Month | 📍6.0.0-ballot5 | FHIR Std.
Appointment.recurrenceTemplate.​monthlyTemplate.dayOfWeek | Base | required | Days Of Week | 📍6.0.0-ballot5 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
app-1 | error | Appointment.participant | Either the type or actor on the participant SHALL be specified | `type.exists() or actor.exists()`
app-2 | error | Appointment | Either start and end are specified, or neither | `start.exists() = end.exists()`
app-3 | error | Appointment | Only proposed or cancelled appointments can be missing start/end dates | `(start.exists() and end.exists()) or (status in ('proposed' | 'cancelled' | 'waitlist'))`
app-4 | error | Appointment | Cancellation reason is only used for appointments that have been cancelled, or noshow | `cancellationReason.exists() implies (status='noshow' or status='cancelled')`
app-5 | error | Appointment | The start must be less than or equal to the end | `start.exists() implies start <= end`
app-6 | best practice | Appointment | An appointment may have an originatingAppointment or recurrenceTemplate, but not both | `originatingAppointment.exists().not() or recurrenceTemplate.exists().not()`
app-7 | error | Appointment | Cancellation date is only used for appointments that have been cancelled, or noshow | `cancellationDate.exists() implies (status='noshow' or status='cancelled')`
dom-2 | error | Appointment | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Appointment | 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.trace('id') in %resource.descendants().select(reference | as(uri))) or descendants().where(reference='#' | as(uri)='#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Appointment | 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 | Appointment | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Appointment | 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())`

This structure is derived from Appointment

Summary

Mandatory: 2 elements

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Appointment | C | 0..* | Appointment | A booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s) Constraints: app-2, app-3, app-4, app-5, app-6, app-7
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
contained |  | 0..* | Resource | Contained, inline Resources
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored Slice: Unordered, Open by value:url
status | ?!Σ C | 1..1 | code | proposed | pending | booked | arrived | fulfilled | cancelled | noshow | entered-in-error | checked-in | waitlist | unknown Binding: AppointmentStatus (required): The free/busy status of an appointment.
start | Σ C | 1..1 | instant | When appointment is to take place
end | Σ C | 0..1 | instant | When appointment is to conclude
subject | Σ | 1..1 | Reference(Patient | Group) | The patient or group associated with the appointment
participant | C | 1..* | BackboneElement | Participants involved in appointment Constraints: app-1
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Appointment.status | Base | required | Appointment Status | 📍6.0.0-ballot5 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
app-1 | error | Appointment.participant | Either the type or actor on the participant SHALL be specified | `type.exists() or actor.exists()`
app-2 | error | Appointment | Either start and end are specified, or neither | `start.exists() = end.exists()`
app-3 | error | Appointment | Only proposed or cancelled appointments can be missing start/end dates | `(start.exists() and end.exists()) or (status in ('proposed' | 'cancelled' | 'waitlist'))`
app-4 | error | Appointment | Cancellation reason is only used for appointments that have been cancelled, or noshow | `cancellationReason.exists() implies (status='noshow' or status='cancelled')`
app-5 | error | Appointment | The start must be less than or equal to the end | `start.exists() implies start <= end`
app-6 | best practice | Appointment | An appointment may have an originatingAppointment or recurrenceTemplate, but not both | `originatingAppointment.exists().not() or recurrenceTemplate.exists().not()`
app-7 | error | Appointment | Cancellation date is only used for appointments that have been cancelled, or noshow | `cancellationDate.exists() implies (status='noshow' or status='cancelled')`
dom-2 | error | Appointment | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Appointment | 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.trace('id') in %resource.descendants().select(reference | as(uri))) or descendants().where(reference='#' | as(uri)='#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Appointment | 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 | Appointment | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Appointment | 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())`

Differential View

This structure is derived from Appointment

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Appointment |  | 0..* | Appointment | A booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s)
start |  | 1..1 | instant | When appointment is to take place
subject |  | 1..1 | Reference(Patient | Group) | The patient or group associated with the appointment
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Appointment | C | 0..* | Appointment | A booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s) Constraints: app-2, app-3, app-4, app-5, app-6, app-7
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: AllLanguages (required): IETF language tag for a human language
Additional Bindings | Purpose
CommonLanguages | Starter
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 Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored Slice: Unordered, Open by value:url
identifier | Σ | 0..* | Identifier | External Ids for this item
status | ?!Σ C | 1..1 | code | proposed | pending | booked | arrived | fulfilled | cancelled | noshow | entered-in-error | checked-in | waitlist | unknown Binding: AppointmentStatus (required): The free/busy status of an appointment.
cancellationReason | Σ C | 0..1 | CodeableConcept | The coded reason for the appointment being cancelled Binding: AppointmentCancellationReason (example)
class | Σ | 0..* | CodeableConcept | Classification when becoming an encounter Binding: Encounter class (preferred): Classification of the encounter.
serviceCategory | Σ | 0..* | CodeableConcept | A broad categorization of the service that is to be performed during this appointment Binding: ServiceCategory (example)
serviceType | Σ | 0..* | CodeableReference(HealthcareService) | The specific service that is to be performed during this appointment Binding: ServiceType (example)
specialty | Σ | 0..* | CodeableConcept | The specialty of a practitioner that would be required to perform the service requested in this appointment Binding: PracticeSettingCodeValueSet (example)
appointmentType | Σ | 0..1 | CodeableConcept | The style of appointment or patient that has been booked in the slot (not service type) Binding: hl7VS-appointmentReasonCodes (preferred)
reason | Σ | 0..* | CodeableReference(Condition | DiagnosticReport | Procedure | Observation) | Reason this appointment is scheduled Binding: EncounterReasonCodes (preferred): The Reason for the appointment to take place.
priority |  | 0..1 | CodeableConcept | Used to make informed decisions if needing to re-prioritize Binding: ActPriority (example): Indicates the urgency of the appointment.
description |  | 0..1 | string | Shown on a subject line in a meeting request, or appointment list
replaces |  | 0..* | Reference(Appointment) | Appointment replaced by this Appointment
virtualService |  | 0..* | VirtualServiceDetail | Connection details of a virtual service (e.g. conference call)
supportingInformation |  | 0..* | Reference(Resource) | Additional information to support the appointment
previousAppointment |  | 0..1 | Reference(Appointment) | The previous appointment in a series
originatingAppointment | C | 0..1 | Reference(Appointment) | The originating appointment in a recurring set of appointments
start | Σ C | 1..1 | instant | When appointment is to take place
end | Σ C | 0..1 | instant | When appointment is to conclude
minutesDuration |  | 0..1 | positiveInt | Can be less than start/end (e.g. estimate)
requestedPeriod |  | 0..* | Period | Potential date/time interval(s) requested to allocate the appointment within
slot |  | 0..* | Reference(Slot) | The slots that this appointment is filling
account |  | 0..* | Reference(Account) | The set of accounts that may be used for billing for this Appointment
created |  | 0..1 | dateTime | The date that this appointment was initially created
cancellationDate | C | 0..1 | dateTime | When the appointment was cancelled
note |  | 0..* | Annotation | Additional comments
patientInstruction |  | 0..* | CodeableReference(DocumentReference | Binary | Communication) | Detailed information and instructions for the patient
basedOn |  | 0..* | Reference(CarePlan | DeviceRequest | MedicationRequest | ServiceRequest | RequestOrchestration | NutritionOrder | VisionPrescription) | The request this appointment is allocated to assess
subject | Σ | 1..1 | Reference(Patient | Group) | The patient or group associated with the appointment
participant | C | 1..* | BackboneElement | Participants involved in appointment Constraints: app-1
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
type | Σ C | 0..* | CodeableConcept | Role of participant in the appointment Binding: ParticipantType (extensible): Role of participant in encounter.
period |  | 0..1 | Period | Participation period of the actor
actor | Σ C | 0..1 | Reference(Patient | Group | Practitioner | PractitionerRole | CareTeam | RelatedPerson | Device | HealthcareService | Location) | The individual, device, location, or service participating in the appointment
required | Σ | 0..1 | boolean | The participant is required to attend (optional when false)
status | Σ | 0..1 | code | accepted | declined | tentative | needs-action Binding: ParticipationStatus (required): The Participation status of an appointment.
recurrenceId |  | 0..1 | positiveInt | The sequence number in the recurrence
occurrenceChanged |  | 0..1 | boolean | Indicates that this appointment varies from a recurrence pattern
recurrenceTemplate | C | 0..* | BackboneElement | Details of the recurrence pattern/template used to generate occurrences
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
timezone |  | 0..1 | CodeableConcept | The timezone of the occurrences Binding: IANATimezones (required): IANA Timezones (BCP 175)
recurrenceType |  | 1..1 | CodeableConcept | The frequency of the recurrence Binding: AppointmentRecurrenceType (preferred): IANA Timezones (BCP 175)
lastOccurrenceDate |  | 0..1 | date | The date when the recurrence should end
occurrenceCount |  | 0..1 | positiveInt | The number of planned occurrences
occurrenceDate |  | 0..* | date | Specific dates for a recurring set of appointments (no template)
weeklyTemplate |  | 0..1 | BackboneElement | Information about weekly recurring appointments
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
daysOfWeek |  | 1..* | code | mon | tue | wed | thu | fri | sat | sun Binding: DaysOfWeek (required): The days of the week.
weekInterval |  | 0..1 | positiveInt | Recurs every nth week
monthlyTemplate |  | 0..1 | BackboneElement | Information about monthly recurring appointments
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
dayOfMonth |  | 0..1 | positiveInt | Recurs on a specific day of the month
nthWeekOfMonth |  | 0..1 | code | first | second | third | fourth | last Binding: WeekOfMonth (required): The set of weeks in a month.
dayOfWeek |  | 0..1 | code | mon | tue | wed | thu | fri | sat | sun Binding: DaysOfWeek (required): The days of the week.
monthInterval |  | 1..1 | positiveInt | Recurs every nth month
yearlyTemplate |  | 0..1 | BackboneElement | Information about yearly recurring appointments
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized Slice: Unordered, Open by value:url
yearInterval |  | 1..1 | positiveInt | Recurs every nth year
excludingDate |  | 0..* | date | Any dates that should be excluded from the series
excludingRecurrenceId |  | 0..* | positiveInt | Any recurrence IDs that should be excluded from the recurrence
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Appointment.language | Base | required | All Languages | 📍6.0.0-ballot5 | FHIR Std.
Appointment.status | Base | required | Appointment Status | 📍6.0.0-ballot5 | FHIR Std.
Appointment.cancellationReason | Base | example | Appointment Cancellation Reason | 📍6.0.0-ballot5 | FHIR Std.
Appointment.class | Base | preferred | Encounter class | 📦2.0.1 | THO v7.3
Appointment.serviceCategory | Base | example | Service Category | 📍6.0.0-ballot5 | FHIR Std.
Appointment.serviceType | Base | example | Service Type | 📍6.0.0-ballot5 | FHIR Std.
Appointment.specialty | Base | example | Practice Setting Code Value Set | 📍6.0.0-ballot5 | FHIR Std.
Appointment.appointmentType | Base | preferred | hl7VS-appointmentReasonCodes | 📦3.0.0 | THO v7.3
Appointment.reason | Base | preferred | Encounter Reason Codes | 📍6.0.0-ballot5 | FHIR Std.
Appointment.priority | Base | example | ActPriority | 📦3.0.0 | THO v7.3
Appointment.participant.​type | Base | extensible | Participant Type | 📍6.0.0-ballot5 | FHIR Std.
Appointment.participant.​status | Base | required | Participation Status | 📍6.0.0-ballot5 | FHIR Std.
Appointment.recurrenceTemplate.​timezone | Base | required | IANA Timezones | 📍6.0.0-ballot5 | FHIR Std.
Appointment.recurrenceTemplate.​recurrenceType | Base | preferred | Appointment Recurrence Type | 📍6.0.0-ballot5 | FHIR Std.
Appointment.recurrenceTemplate.​weeklyTemplate.daysOfWeek | Base | required | Days Of Week | 📍6.0.0-ballot5 | FHIR Std.
Appointment.recurrenceTemplate.​monthlyTemplate.nthWeekOfMonth | Base | required | Week Of Month | 📍6.0.0-ballot5 | FHIR Std.
Appointment.recurrenceTemplate.​monthlyTemplate.dayOfWeek | Base | required | Days Of Week | 📍6.0.0-ballot5 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
app-1 | error | Appointment.participant | Either the type or actor on the participant SHALL be specified | `type.exists() or actor.exists()`
app-2 | error | Appointment | Either start and end are specified, or neither | `start.exists() = end.exists()`
app-3 | error | Appointment | Only proposed or cancelled appointments can be missing start/end dates | `(start.exists() and end.exists()) or (status in ('proposed' | 'cancelled' | 'waitlist'))`
app-4 | error | Appointment | Cancellation reason is only used for appointments that have been cancelled, or noshow | `cancellationReason.exists() implies (status='noshow' or status='cancelled')`
app-5 | error | Appointment | The start must be less than or equal to the end | `start.exists() implies start <= end`
app-6 | best practice | Appointment | An appointment may have an originatingAppointment or recurrenceTemplate, but not both | `originatingAppointment.exists().not() or recurrenceTemplate.exists().not()`
app-7 | error | Appointment | Cancellation date is only used for appointments that have been cancelled, or noshow | `cancellationDate.exists() implies (status='noshow' or status='cancelled')`
dom-2 | error | Appointment | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Appointment | 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.trace('id') in %resource.descendants().select(reference | as(uri))) or descendants().where(reference='#' | as(uri)='#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Appointment | 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 | Appointment | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Appointment | 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())`

This structure is derived from Appointment

Summary

Mandatory: 2 elements

Other representations of profile: CSV, Excel, Schematron