<?xml version="1.0" encoding="UTF-8"?>
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/*
  Copyright (c) 2011+, HL7, Inc.
  All rights reserved.
  
  Redistribution and use in source and binary forms, with or without modification, 
  are permitted provided that the following conditions are met:
  
   * Redistributions of source code must retain the above copyright notice, this 
     list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above copyright notice, 
     this list of conditions and the following disclaimer in the documentation 
     and/or other materials provided with the distribution.
   * Neither the name of HL7 nor the names of its contributors may be used to 
     endorse or promote products derived from this software without specific 
     prior written permission.
  
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
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  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
  POSSIBILITY OF SUCH DAMAGE.
  

  Generated on Tue, May 19, 2026 20:26+0000 for FHIR v6.0.0-ballot4 

  Note: the schemas &amp; schematrons do not contain all of the rules about what makes resources
  valid. Implementers will still need to be familiar with the content of the specification and with
  any profiles that apply to the resources in order to make a conformant implementation.

-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns="http://hl7.org/fhir" xmlns:xhtml="http://www.w3.org/1999/xhtml" targetNamespace="http://hl7.org/fhir" elementFormDefault="qualified" version="1.0">
  <xs:include schemaLocation="fhir-base.xsd"/>
  <xs:element name="Invoice" type="Invoice">
    <xs:annotation>
      <xs:documentation xml:lang="en">Invoice containing collected ChargeItems from an Account with calculated individual and total price for Billing purpose.</xs:documentation>
    </xs:annotation>
  </xs:element>
  <xs:complexType name="Invoice">
    <xs:annotation>
      <xs:documentation xml:lang="en">Invoice containing collected ChargeItems from an Account with calculated individual and total price for Billing purpose.</xs:documentation>
      <xs:documentation xml:lang="en">If the element is present, it must have either a @value, an @id, or extensions</xs:documentation>
    </xs:annotation>
    <xs:complexContent>
      <xs:extension base="DomainResource">
        <xs:sequence>
          <xs:element name="identifier" minOccurs="0" maxOccurs="unbounded" type="Identifier">
            <xs:annotation>
              <xs:documentation xml:lang="en">Identifier of this Invoice, often used for reference in correspondence about this invoice or for tracking of payments.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="status" minOccurs="1" maxOccurs="1" type="InvoiceStatus">
            <xs:annotation>
              <xs:documentation xml:lang="en">The current state of the Invoice.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="cancelledReason" minOccurs="0" maxOccurs="1" type="string">
            <xs:annotation>
              <xs:documentation xml:lang="en">In case of Invoice cancellation a reason must be given (entered in error, superseded by corrected invoice etc.).</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="type" minOccurs="0" maxOccurs="1" type="CodeableConcept">
            <xs:annotation>
              <xs:documentation xml:lang="en">Type of Invoice depending on domain, realm an usage (e.g. internal/external, dental, preliminary).</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="subject" minOccurs="0" maxOccurs="1" type="Reference">
            <xs:annotation>
              <xs:documentation xml:lang="en">The individual or set of individuals receiving the goods and services billed in this invoice.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="recipient" minOccurs="0" maxOccurs="1" type="Reference">
            <xs:annotation>
              <xs:documentation xml:lang="en">The individual or Organization responsible for balancing of this invoice.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="creation" minOccurs="0" maxOccurs="1" type="dateTime">
            <xs:annotation>
              <xs:documentation xml:lang="en">Date/time(s) of when this Invoice was posted.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:choice minOccurs="0" maxOccurs="1" >
            <xs:annotation>
              <xs:documentation xml:lang="en">Date/time(s) range of services included in this invoice.</xs:documentation>
            </xs:annotation>
            <xs:element name="periodDate" type="date"/>
            <xs:element name="periodPeriod" type="Period"/>
          </xs:choice>
          <xs:element name="participant" type="Invoice.Participant" minOccurs="0" maxOccurs="unbounded">
            <xs:annotation>
              <xs:documentation xml:lang="en">Indicates who or what performed or participated in the charged service.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="issuer" minOccurs="0" maxOccurs="1" type="Reference">
            <xs:annotation>
              <xs:documentation xml:lang="en">The organizationissuing the Invoice.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="account" minOccurs="0" maxOccurs="1" type="Reference">
            <xs:annotation>
              <xs:documentation xml:lang="en">Account which is supposed to be balanced with this Invoice.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="lineItem" type="Invoice.LineItem" minOccurs="0" maxOccurs="unbounded">
            <xs:annotation>
              <xs:documentation xml:lang="en">Each line item represents one charge for goods and services rendered. Details such.ofType(date), code and amount are found in the referenced ChargeItem resource.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="totalPriceComponent" minOccurs="0" maxOccurs="unbounded" type="MonetaryComponent">
            <xs:annotation>
              <xs:documentation xml:lang="en">The total amount for the Invoice may be calculated as the sum of the line items with surcharges/deductions that apply in certain conditions.  The priceComponent element can be used to offer transparency to the recipient of the Invoice of how the total price was calculated.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="totalNet" minOccurs="0" maxOccurs="1" type="Money">
            <xs:annotation>
              <xs:documentation xml:lang="en">Invoice total , taxes excluded.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="totalGross" minOccurs="0" maxOccurs="1" type="Money">
            <xs:annotation>
              <xs:documentation xml:lang="en">Invoice total, tax included.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="paymentTerms" minOccurs="0" maxOccurs="1" type="markdown">
            <xs:annotation>
              <xs:documentation xml:lang="en">Payment details such as banking details, period of payment, deductibles, methods of payment.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="note" minOccurs="0" maxOccurs="unbounded" type="Annotation">
            <xs:annotation>
              <xs:documentation xml:lang="en">Comments made about the invoice by the issuer, subject, or other participants.</xs:documentation>
           </xs:annotation>
          </xs:element>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
  <xs:complexType name="Invoice.Participant">
    <xs:annotation>
      <xs:documentation xml:lang="en">Invoice containing collected ChargeItems from an Account with calculated individual and total price for Billing purpose.</xs:documentation>
    </xs:annotation>
    <xs:complexContent>
      <xs:extension base="BackboneElement">
        <xs:sequence>
          <xs:element name="role" minOccurs="0" maxOccurs="1" type="CodeableConcept">
            <xs:annotation>
              <xs:documentation xml:lang="en">Describes the type of involvement (e.g. transcriptionist, creator etc.). If the invoice has been created automatically, the Participant may be a billing engine or another kind of device.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="actor" minOccurs="1" maxOccurs="1" type="Reference">
            <xs:annotation>
              <xs:documentation xml:lang="en">The device, practitioner, etc. who performed or participated in the service.</xs:documentation>
           </xs:annotation>
          </xs:element>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
  <xs:complexType name="Invoice.LineItem">
    <xs:annotation>
      <xs:documentation xml:lang="en">Invoice containing collected ChargeItems from an Account with calculated individual and total price for Billing purpose.</xs:documentation>
    </xs:annotation>
    <xs:complexContent>
      <xs:extension base="BackboneElement">
        <xs:sequence>
          <xs:element name="sequence" minOccurs="0" maxOccurs="1" type="positiveInt">
            <xs:annotation>
              <xs:documentation xml:lang="en">Sequence in which the items appear on the invoice.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:choice minOccurs="0" maxOccurs="1" >
            <xs:annotation>
              <xs:documentation xml:lang="en">Date/time(s) range when this service was delivered or completed.</xs:documentation>
            </xs:annotation>
            <xs:element name="servicedDate" type="date"/>
            <xs:element name="servicedPeriod" type="Period"/>
          </xs:choice>
          <xs:choice minOccurs="1" maxOccurs="1" >
            <xs:annotation>
              <xs:documentation xml:lang="en">The ChargeItem contains information such as the billing code, date, amount etc. If no further details are required for the lineItem, inline billing codes can be added using the CodeableConcept data type instead of the Reference.</xs:documentation>
            </xs:annotation>
            <xs:element name="chargeItemReference" type="Reference"/>
            <xs:element name="chargeItemCodeableConcept" type="CodeableConcept"/>
          </xs:choice>
          <xs:element name="priceComponent" minOccurs="0" maxOccurs="unbounded" type="MonetaryComponent">
            <xs:annotation>
              <xs:documentation xml:lang="en">The price for a ChargeItem may be calculated as a base price with surcharges/deductions that apply in certain conditions. A ChargeItemDefinition resource that defines the prices, factors and conditions that apply to a billing code is currently under development. The priceComponent element can be used to offer transparency to the recipient of the Invoice as to how the prices have been calculated.</xs:documentation>
           </xs:annotation>
          </xs:element>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
  <xs:simpleType name="InvoiceStatusEnum">
    <xs:restriction base="code-primitive">
      <xs:enumeration value="draft">
        <xs:annotation>
          <xs:documentation xml:lang="en">draft</xs:documentation>
        </xs:annotation>
      </xs:enumeration>
      <xs:enumeration value="issued">
        <xs:annotation>
          <xs:documentation xml:lang="en">issued</xs:documentation>
        </xs:annotation>
      </xs:enumeration>
      <xs:enumeration value="balanced">
        <xs:annotation>
          <xs:documentation xml:lang="en">balanced</xs:documentation>
        </xs:annotation>
      </xs:enumeration>
      <xs:enumeration value="cancelled">
        <xs:annotation>
          <xs:documentation xml:lang="en">cancelled</xs:documentation>
        </xs:annotation>
      </xs:enumeration>
      <xs:enumeration value="entered-in-error">
        <xs:annotation>
          <xs:documentation xml:lang="en">entered in error</xs:documentation>
        </xs:annotation>
      </xs:enumeration>
    </xs:restriction>
  </xs:simpleType>
  <xs:complexType name="InvoiceStatus">
    <xs:annotation>
      <xs:documentation xml:lang="en"></xs:documentation>
      <xs:documentation xml:lang="en">If the element is present, it must have either a @value, an @id, or extensions</xs:documentation>
    </xs:annotation>
    <xs:complexContent>
      <xs:extension base="Element">
        <xs:attribute name="value" type="InvoiceStatusEnum" use="optional"/>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
</xs:schema>
