Colonoscopy with an external service provider (id = "colonoscopy")

<?xml version="1.0" encoding="UTF-8"?>

<Encounter xmlns="http://hl7.org/fhir">
  <id value="colonoscopy"/> 
  <status value="completed"/> 
  <!--  Encounter has been completed  -->
  <class> 
    <coding> 
      <!--  Inpatient encounter for colonoscopy   -->
      <system value="http://terminology.hl7.org/CodeSystem/v3-ActCode"/> 
      <code value="IMP"/> 
      <display value="inpatient encounter"/> 
    </coding> 
  </class> 
  <type> 
    <coding> 
      <system value="http://snomed.info/sct"/> 
      <code value="73761001"/> 
      <display value="Colonoscopy (procedure)"/> 
    </coding> 
    <text value="Colonoscopy"/> 
  </type> 
  <!--   
            Note that this patient record is associated with Organization/2,
            however the service provider is Organization/1 who contracts 
            gastroenterology services (in this case performed by Dr Adam).
          -->
  <subject> 
    <reference value="Patient/glossy"/> 
    <display value="Henry Levin the 7th"/> 
  </subject> 
  <serviceProvider> 
    <reference value="Organization/1"/> 
    <display value="Gastroenterology @ Acme Hospital"/> 
  </serviceProvider> 
  <participant> 
    <type> 
      <coding> 
        <system value="http://terminology.hl7.org/CodeSystem/v3-ParticipationType"/> 
        <code value="PART"/> 
      </coding> 
    </type> 
    <actor> 
      <reference value="Practitioner/example"/> 
      <display value="Dr Adam Careful"/> 
    </actor> 
  </participant> 
  <actualPeriod> 
    <start value="2013-03-11"/> 
    <end value="2013-03-20"/> 
  </actualPeriod> 
  <reason> 
    <value> 
      <concept> 
        <text value="Routine investigation"/> 
      </concept> 
    </value> 
  </reason> 
</Encounter>