<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="signal-healthcareservice" />
  <url value="https://signalbhn.org/fhir/StructureDefinition/healthcareservice" />
  <name value="SignalHealthcareService" />
  <title value="HealthcareService Profile" />
  <status value="draft" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="HealthcareService" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/HealthcareService" />
  <derivation value="constraint" />
  <differential>
    <element id="HealthcareService.category">
      <path value="HealthcareService.category" />
      <binding>
        <strength value="required" />
        <valueSet value="https://signalbhn.org/fhir/ValueSet/signal-healthcare-service-category" />
      </binding>
    </element>
    <element id="HealthcareService.type">
      <path value="HealthcareService.type" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="coding.system" />
        </discriminator>
        <description value="Each slice represents a different coding system/valueset" />
        <rules value="open" />
      </slicing>
    </element>
    <element id="HealthcareService.type:services">
      <path value="HealthcareService.type" />
      <sliceName value="services" />
      <definition value="Each CPT code falls into one of ten primary categories of service, or 'Service categories'" />
      <min value="1" />
      <binding>
        <strength value="required" />
        <description value="Service types allowed in healthcare service" />
        <valueSet value="https://signalbhn.org/fhir/ValueSet/signal-healthcare-service-type" />
      </binding>
    </element>
    <element id="HealthcareService.type:procedure">
      <path value="HealthcareService.type" />
      <sliceName value="procedure" />
      <definition value="CPT procedure code associated with serviceCategory(ies)" />
      <binding>
        <strength value="required" />
        <description value="CPT procedure codes allowed in healthcare service." />
        <valueSet value="https://signalbhn.org/fhir/ValueSet/healthcare-service-procedure-code-cpt" />
      </binding>
    </element>
    <element id="HealthcareService.program">
      <path value="HealthcareService.program" />
      <min value="1" />
      <binding>
        <strength value="required" />
        <valueSet value="https://signalbhn.org/fhir/ValueSet/signal-program" />
      </binding>
    </element>
  </differential>
</StructureDefinition>