<StructureDefinition xmlns="http://hl7.org/fhir">
    <id value="Appointment-verto" />
    <url value="http://verto.ca/fhir/StructureDefinition/Appointment-verto" />
    <version value="1.0.0" />
    <name value="Appointment" />
    <title value="Verto&#39;s Appointment Profile" />
    <status value="active" />
    <experimental value="true" />
    <date value="2025-01-13" />
    <publisher value="Verto Health" />
    <description value="Appointment Profile constrained by Verto&#39;s Digital Twin" />
    <fhirVersion value="5.0.0" />
    <kind value="resource" />
    <abstract value="false" />
    <type value="Appointment" />
    <baseDefinition value="http://hl7.org/fhir/R5/StructureDefinition/Appointment" />
    <derivation value="constraint" />
    <differential>
        <element id="Appointment">
            <path value="Appointment" />
            <short value="Verto&#39;s Appointment Profile" />
            <definition value="A booking of a healthcare event among patient(s), practitioner(s), etc." />
        </element>
        <element id="Appointment.identifier">
            <path value="Appointment.identifier" />
            <short value="External Ids for this appointment" />
            <min value="0" />
            <max value="*" />
            <type>
                <code value="Identifier" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.status">
            <path value="Appointment.status" />
            <short value="proposed | pending | booked | arrived | fulfilled | cancelled | noshow | entered-in-error | checked-in | waitlist" />
            <min value="1" />
            <max value="1" />
            <type>
                <code value="code" />
            </type>
            <mustSupport value="true" />
            <binding>
                <strength value="required" />
                <valueSet value="http://hl7.org/fhir/ValueSet/appointmentstatus" />
            </binding>
        </element>
        <element id="Appointment.cancellationReason">
            <path value="Appointment.cancellationReason" />
            <short value="The reason for appointment cancellation" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="CodeableConcept" />
            </type>
            <mustSupport value="true" />
            <binding>
                <strength value="preferred" />
                <valueSet value="http://hl7.org/fhir/ValueSet/appointment-cancellation-reason" />
            </binding>
        </element>
        <element id="Appointment.class">
            <path value="Appointment.class" />
            <short value="Classification of service" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="CodeableConcept" />
            </type>
            <mustSupport value="true" />
            <binding>
                <strength value="example" />
                <valueSet value="http://hl7.org/fhir/ValueSet/appointment-service-class" />
            </binding>
        </element>
        <element id="Appointment.serviceCategory">
            <path value="Appointment.serviceCategory" />
            <short value="A broad categorization of the service" />
            <min value="0" />
            <max value="*" />
            <type>
                <code value="CodeableConcept" />
            </type>
            <mustSupport value="true" />
            <binding>
                <strength value="preferred" />
                <valueSet value="http://hl7.org/fhir/ValueSet/service-category" />
            </binding>
        </element>
        <element id="Appointment.serviceType">
            <path value="Appointment.serviceType" />
            <short value="Specific service" />
            <min value="0" />
            <max value="*" />
            <type>
                <code value="CodeableConcept" />
            </type>
            <mustSupport value="true" />
            <binding>
                <strength value="preferred" />
                <valueSet value="http://hl7.org/fhir/ValueSet/service-type" />
            </binding>
        </element>
        <element id="Appointment.appointmentType">
            <path value="Appointment.appointmentType" />
            <short value="The type of appointment" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="CodeableConcept" />
            </type>
            <mustSupport value="true" />
            <binding>
                <strength value="preferred" />
                <valueSet value="http://hl7.org/fhir/ValueSet/appointment-type" />
            </binding>
        </element>
        <element id="Appointment.reason">
            <path value="Appointment.reason" />
            <short value="Reason for appointment" />
            <min value="0" />
            <max value="*" />
            <type>
                <code value="CodeableReference" />
                <targetProfile value="http://verto.ca/fhir/StructureDefinition/Condition-verto" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/Procedure" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/Observation" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/ImmunizationRecommendation" />
            </type>
            <mustSupport value="true" />
            <binding>
                <strength value="preferred" />
                <valueSet value="http://hl7.org/fhir/ValueSet/encounter-reason" />
            </binding>
        </element>
        <element id="Appointment.priority">
            <path value="Appointment.priority" />
            <short value="Appointment priority" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="unsignedInt" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.description">
            <path value="Appointment.description" />
            <short value="Additional appointment notes or comments" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="string" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.replaces">
            <path value="Appointment.replaces" />
            <short value="Appointment that this appointment replaces" />
            <min value="0" />
            <max value="*" />
            <type>
                <code value="Reference" />
                <targetProfile value="http://verto.ca/fhir/StructureDefinition/Appointment-verto" />
            </type>
            <mustSupport value="true" />
        </element>
        <!--  VirtualService  -->
        <element id="Appointment.virtualService">
            <path value="Appointment.virtualService" />
            <short value="Virtual service details" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="VirtualServiceDetail" />
                <profile value="http://verto.ca/fhir/StructureDefinition/VirtualServiceDetail-verto" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.previousAppointment">
            <path value="Appointment.previousAppointment" />
            <short value="Previous appointment that this appointment follows" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="Reference" />
                <targetProfile value="http://verto.ca/fhir/StructureDefinition/Appointment-verto" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.originatingAppointment">
            <path value="Appointment.originatingAppointment" />
            <short value="The original appointment that this one is based on" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="Reference" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/Appointment-verto" />
            </type>
            <mustSupport value="true" />
        </element>
        <!--  Time elements  -->
        <element id="Appointment.start">
            <path value="Appointment.start" />
            <short value="Start time of appointment" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="instant" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.end">
            <path value="Appointment.end" />
            <short value="End time of appointment" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="instant" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.minutesDuration">
            <path value="Appointment.minutesDuration" />
            <short value="Duration in minutes" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="positiveInt" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.requestedPeriod">
            <path value="Appointment.requestedPeriod" />
            <short value="Requested time period for appointment" />
            <min value="0" />
            <max value="*" />
            <type>
                <code value="Period" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.slot">
            <path value="Appointment.slot" />
            <short value="The slots that this appointment is filling" />
            <min value="0" />
            <max value="*" />
            <type>
                <code value="Reference" />
                <targetProfile value="http://verto.ca/fhir/StructureDefinition/Slot-verto" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.created">
            <path value="Appointment.created" />
            <short value="Creation time" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="dateTime" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.cancellationDate">
            <path value="Appointment.cancellationDate" />
            <short value="When appointment was cancelled" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="dateTime" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.subject">
            <path value="Appointment.subject" />
            <short value="The patient for the appointment" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="Reference" />
                <targetProfile value="http://verto.ca/fhir/StructureDefinition/Verto&#39;s Patient Profile" />
            </type>
            <mustSupport value="true" />
        </element>
        <!--  Participant  -->
        <element id="Appointment.participant">
            <path value="Appointment.participant" />
            <short value="Participants involved in appointment" />
            <min value="0" />
            <max value="*" />
            <type>
                <code value="BackboneElement" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.participant.actor">
            <path value="Appointment.participant.actor" />
            <short value="Person, Location or Resource" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="Reference" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/Verto&#39;s Patient Profile" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/Practitioner" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/PractitionerRole" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/RelatedPerson" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/Device" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/HealthcareService" />
                <targetProfile value="http://hl7.org/fhir/StructureDefinition/Location" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.recurrenceId">
            <path value="Appointment.recurrenceId" />
            <short value="Identifier of recurring appointment" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="string" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.occurrenceChanged">
            <path value="Appointment.occurrenceChanged" />
            <short value="Indicates if occurrence was changed" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="boolean" />
            </type>
            <mustSupport value="true" />
        </element>
        <!--  RecurrenceTemplate  -->
        <element id="Appointment.recurrenceTemplate">
            <path value="Appointment.recurrenceTemplate" />
            <short value="Recurring appointment template" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="BackboneElement" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.recurrenceTemplate.recurrenceType">
            <path value="Appointment.recurrenceTemplate.recurrenceType" />
            <short value="Type of recurrence" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="code" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.recurrenceTemplate.lastOccurrenceDate">
            <path value="Appointment.recurrenceTemplate.lastOccurrenceDate" />
            <short value="Date of last occurrence" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="dateTime" />
            </type>
            <mustSupport value="true" />
        </element>
        <element id="Appointment.recurrenceTemplate.occurrenceCount">
            <path value="Appointment.recurrenceTemplate.occurrenceCount" />
            <short value="Number of occurrences" />
            <min value="0" />
            <max value="1" />
            <type>
                <code value="positiveInt" />
            </type>
            <mustSupport value="true" />
        </element>
    </differential>
</StructureDefinition>

{
    "resourceType": "StructureDefinition",
    "id": "Appointment-verto",
    "url": "http://verto.ca/fhir/StructureDefinition/Appointment-verto",
    "version": "1.0.0",
    "name": "Appointment",
    "title": "Verto's Appointment Profile",
    "status": "active",
    "experimental": true,
    "date": "2025-01-13",
    "publisher": "Verto Health",
    "description": "Appointment Profile constrained by Verto's Digital Twin",
    "fhirVersion": "5.0.0",
    "kind": "resource",
    "abstract": false,
    "type": "Appointment",
    "baseDefinition": "http://hl7.org/fhir/R5/StructureDefinition/Appointment",
    "derivation": "constraint",
    "differential": {
        "element":  [
            {
                "id": "Appointment",
                "path": "Appointment",
                "short": "Verto's Appointment Profile",
                "definition": "A booking of a healthcare event among patient(s), practitioner(s), etc."
            },
            {
                "id": "Appointment.identifier",
                "path": "Appointment.identifier",
                "short": "External Ids for this appointment",
                "min": 0,
                "max": "*",
                "type":  [
                    {
                        "code": "Identifier"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.status",
                "path": "Appointment.status",
                "short": "proposed | pending | booked | arrived | fulfilled | cancelled | noshow | entered-in-error | checked-in | waitlist",
                "min": 1,
                "max": "1",
                "type":  [
                    {
                        "code": "code"
                    }
                ],
                "mustSupport": true,
                "binding": {
                    "strength": "required",
                    "valueSet": "http://hl7.org/fhir/ValueSet/appointmentstatus"
                }
            },
            {
                "id": "Appointment.cancellationReason",
                "path": "Appointment.cancellationReason",
                "short": "The reason for appointment cancellation",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "CodeableConcept"
                    }
                ],
                "mustSupport": true,
                "binding": {
                    "strength": "preferred",
                    "valueSet": "http://hl7.org/fhir/ValueSet/appointment-cancellation-reason"
                }
            },
            {
                "id": "Appointment.class",
                "path": "Appointment.class",
                "short": "Classification of service",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "CodeableConcept"
                    }
                ],
                "mustSupport": true,
                "binding": {
                    "strength": "example",
                    "valueSet": "http://hl7.org/fhir/ValueSet/appointment-service-class"
                }
            },
            {
                "id": "Appointment.serviceCategory",
                "path": "Appointment.serviceCategory",
                "short": "A broad categorization of the service",
                "min": 0,
                "max": "*",
                "type":  [
                    {
                        "code": "CodeableConcept"
                    }
                ],
                "mustSupport": true,
                "binding": {
                    "strength": "preferred",
                    "valueSet": "http://hl7.org/fhir/ValueSet/service-category"
                }
            },
            {
                "id": "Appointment.serviceType",
                "path": "Appointment.serviceType",
                "short": "Specific service",
                "min": 0,
                "max": "*",
                "type":  [
                    {
                        "code": "CodeableConcept"
                    }
                ],
                "mustSupport": true,
                "binding": {
                    "strength": "preferred",
                    "valueSet": "http://hl7.org/fhir/ValueSet/service-type"
                }
            },
            {
                "id": "Appointment.appointmentType",
                "path": "Appointment.appointmentType",
                "short": "The type of appointment",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "CodeableConcept"
                    }
                ],
                "mustSupport": true,
                "binding": {
                    "strength": "preferred",
                    "valueSet": "http://hl7.org/fhir/ValueSet/appointment-type"
                }
            },
            {
                "id": "Appointment.reason",
                "path": "Appointment.reason",
                "short": "Reason for appointment",
                "min": 0,
                "max": "*",
                "type":  [
                    {
                        "code": "CodeableReference",
                        "targetProfile":  [
                            "http://verto.ca/fhir/StructureDefinition/Condition-verto",
                            "http://hl7.org/fhir/StructureDefinition/Procedure",
                            "http://hl7.org/fhir/StructureDefinition/Observation",
                            "http://hl7.org/fhir/StructureDefinition/ImmunizationRecommendation"
                        ]
                    }
                ],
                "mustSupport": true,
                "binding": {
                    "strength": "preferred",
                    "valueSet": "http://hl7.org/fhir/ValueSet/encounter-reason"
                }
            },
            {
                "id": "Appointment.priority",
                "path": "Appointment.priority",
                "short": "Appointment priority",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "unsignedInt"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.description",
                "path": "Appointment.description",
                "short": "Additional appointment notes or comments",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "string"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.replaces",
                "path": "Appointment.replaces",
                "short": "Appointment that this appointment replaces",
                "min": 0,
                "max": "*",
                "type":  [
                    {
                        "code": "Reference",
                        "targetProfile":  [
                            "http://verto.ca/fhir/StructureDefinition/Appointment-verto"
                        ]
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.virtualService",
                "path": "Appointment.virtualService",
                "short": "Virtual service details",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "VirtualServiceDetail",
                        "profile":  [
                            "http://verto.ca/fhir/StructureDefinition/VirtualServiceDetail-verto"
                        ]
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.previousAppointment",
                "path": "Appointment.previousAppointment",
                "short": "Previous appointment that this appointment follows",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "Reference",
                        "targetProfile":  [
                            "http://verto.ca/fhir/StructureDefinition/Appointment-verto"
                        ]
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.originatingAppointment",
                "path": "Appointment.originatingAppointment",
                "short": "The original appointment that this one is based on",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "Reference",
                        "targetProfile":  [
                            "http://hl7.org/fhir/StructureDefinition/Appointment-verto"
                        ]
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.start",
                "path": "Appointment.start",
                "short": "Start time of appointment",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "instant"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.end",
                "path": "Appointment.end",
                "short": "End time of appointment",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "instant"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.minutesDuration",
                "path": "Appointment.minutesDuration",
                "short": "Duration in minutes",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "positiveInt"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.requestedPeriod",
                "path": "Appointment.requestedPeriod",
                "short": "Requested time period for appointment",
                "min": 0,
                "max": "*",
                "type":  [
                    {
                        "code": "Period"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.slot",
                "path": "Appointment.slot",
                "short": "The slots that this appointment is filling",
                "min": 0,
                "max": "*",
                "type":  [
                    {
                        "code": "Reference",
                        "targetProfile":  [
                            "http://verto.ca/fhir/StructureDefinition/Slot-verto"
                        ]
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.created",
                "path": "Appointment.created",
                "short": "Creation time",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "dateTime"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.cancellationDate",
                "path": "Appointment.cancellationDate",
                "short": "When appointment was cancelled",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "dateTime"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.subject",
                "path": "Appointment.subject",
                "short": "The patient for the appointment",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "Reference",
                        "targetProfile":  [
                            "http://verto.ca/fhir/StructureDefinition/Verto's Patient Profile"
                        ]
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.participant",
                "path": "Appointment.participant",
                "short": "Participants involved in appointment",
                "min": 0,
                "max": "*",
                "type":  [
                    {
                        "code": "BackboneElement"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.participant.actor",
                "path": "Appointment.participant.actor",
                "short": "Person, Location or Resource",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "Reference",
                        "targetProfile":  [
                            "http://hl7.org/fhir/StructureDefinition/Verto's Patient Profile",
                            "http://hl7.org/fhir/StructureDefinition/Practitioner",
                            "http://hl7.org/fhir/StructureDefinition/PractitionerRole",
                            "http://hl7.org/fhir/StructureDefinition/RelatedPerson",
                            "http://hl7.org/fhir/StructureDefinition/Device",
                            "http://hl7.org/fhir/StructureDefinition/HealthcareService",
                            "http://hl7.org/fhir/StructureDefinition/Location"
                        ]
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.recurrenceId",
                "path": "Appointment.recurrenceId",
                "short": "Identifier of recurring appointment",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "string"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.occurrenceChanged",
                "path": "Appointment.occurrenceChanged",
                "short": "Indicates if occurrence was changed",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "boolean"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.recurrenceTemplate",
                "path": "Appointment.recurrenceTemplate",
                "short": "Recurring appointment template",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "BackboneElement"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.recurrenceTemplate.recurrenceType",
                "path": "Appointment.recurrenceTemplate.recurrenceType",
                "short": "Type of recurrence",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "code"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.recurrenceTemplate.lastOccurrenceDate",
                "path": "Appointment.recurrenceTemplate.lastOccurrenceDate",
                "short": "Date of last occurrence",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "dateTime"
                    }
                ],
                "mustSupport": true
            },
            {
                "id": "Appointment.recurrenceTemplate.occurrenceCount",
                "path": "Appointment.recurrenceTemplate.occurrenceCount",
                "short": "Number of occurrences",
                "min": 0,
                "max": "1",
                "type":  [
                    {
                        "code": "positiveInt"
                    }
                ],
                "mustSupport": true
            }
        ]
    }
}