<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="http://example.org/fhir/StructureDefinition/Patient-Custom" />
  <name value="PatientCustomProfile" />
  <status value="draft" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Patient" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Patient" />
  <derivation value="constraint" />
  <differential>
    <element id="Patient.extension:patientJourneyStage">
      <path value="Patient.extension" />
      <sliceName value="patientJourneyStage" />
      <type>
        <code value="Extension" />
      </type>
      <fixedUri value="http://example.org/fhir/StructureDefinition/patientJourneyStage" />
    </element>
    <element id="Patient.extension:noEmailReason">
      <path value="Patient.extension" />
      <sliceName value="noEmailReason" />
      <type>
        <code value="Extension" />
      </type>
      <fixedUri value="http://example.org/fhir/StructureDefinition/noEmailReason" />
    </element>
    <element id="Patient.extension:isVIP">
      <path value="Patient.extension" />
      <sliceName value="isVIP" />
      <type>
        <code value="Extension" />
      </type>
      <fixedUri value="http://example.org/fhir/StructureDefinition/isVIP" />
    </element>
    <element id="Patient.extension:riskIndicator">
      <path value="Patient.extension" />
      <sliceName value="riskIndicator" />
      <type>
        <code value="Extension" />
      </type>
      <fixedUri value="http://example.org/fhir/StructureDefinition/riskIndicator" />
    </element>
    <element id="Patient.contact.extension:contactAllowed">
      <path value="Patient.contact.extension" />
      <sliceName value="contactAllowed" />
      <type>
        <code value="Extension" />
      </type>
      <fixedUri value="http://example.org/fhir/StructureDefinition/contactAllowed" />
    </element>
  </differential>
</StructureDefinition>