<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://example.org/fhir/StructureDefinition/PH_Practitioner" />
  <name value="PH_Practitioner" />
  <status value="draft" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Practitioner" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Practitioner" />
  <derivation value="constraint" />
  <differential>
    <element id="Practitioner">
      <path value="Practitioner" />
      <definition value="A person who is directly involved in the provisioning of healthcare." />
    </element>
    <element id="Practitioner.extension:signature">
      <path value="Practitioner.extension" />
      <sliceName value="signature" />
      <short value="Practitioner Signature" />
      <definition value="Practitioner Signature" />
      <comment value="This is an extension" />
      <type>
        <code value="Extension" />
        <profile value="https://example.org/fhir/StructureDefinition/Signature" />
      </type>
      <isModifier value="false" />
    </element>
    <element id="Practitioner.extension:sex">
      <path value="Practitioner.extension" />
      <sliceName value="sex" />
      <short value="The sex assigned at birth, as documented on the birth registration" />
      <definition value="The sex assigned at birth, as documented on the birth registration" />
      <comment value="This is an extension" />
      <type>
        <code value="Extension" />
        <profile value="https://example.org/fhir/StructureDefinition/Sex" />
      </type>
      <isModifier value="false" />
    </element>
    <element id="Practitioner.gender">
      <path value="Practitioner.gender" />
      <max value="0" />
    </element>
    <element id="Practitioner.birthDate">
      <path value="Practitioner.birthDate" />
      <max value="0" />
    </element>
    <element id="Practitioner.photo">
      <path value="Practitioner.photo" />
      <max value="0" />
    </element>
    <element id="Practitioner.qualification">
      <path value="Practitioner.qualification" />
      <max value="0" />
    </element>
    <element id="Practitioner.communication">
      <path value="Practitioner.communication" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>