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Packagecms.fhir.mct
Resource TypeOperationDefinition
IdOperationDefinition-gather.json
FHIR VersionR4
Sourcehttps://build.fhir.org/ig/cqframework/mct-ig/OperationDefinition-gather.html
URLhttp://cms.gov/fhir/mct/OperationDefinition/gather
Version0.1.0
Statusdraft
Date2026-02-27T18:11:00+00:00
NameMCT_Gather
TitleMCT $gather operation
Realmus
Authorityhl7
DescriptionThis operation gathers data from all sites (facilities) configured for the given provider for the given measure and measurement period. A MeasureReport is returned that will have evaluatedResources that reference the resource data that was gathered. Additionally, the MeasureReport will have contained OperationOutcome resources that provide any messages that are the result of validating the data gathered.
Typefalse
Kindoperation

Resources that use this resource

No resources found


Resources that this resource uses

No resources found


Narrative

Note: links and images are rebased to the (stated) source

Generated Narrative: OperationDefinition gather

URL: [base]/$gather

Parameters

UseNameScopeCardinalityTypeBindingDocumentation
INpatients1..1Group

The patients for which the data is gathered. Defined in the Group.member.entity element.

INfacilities1..*string
(reference)

The facilities that are gathering the data defined as references to Location resource ids.

INmeasure1..1string
(reference)

The Measure resource reference (id or url) used to determine the data requirements

INperiod1..1Period

The measurement period. This should be defined as a fiscal quarter (3 month increments).

OUTreturn0..*MeasureReport

This operation returns a single Parameters resource. The population MeasureReport will be the first element returned in a Parameters.parameter element followed by the results for each patient.


Source1

{
  "resourceType": "OperationDefinition",
  "id": "gather",
  "text": {
    "status": "generated",
    "div": "<!-- snip (see above) -->"
  },
  "url": "http://cms.gov/fhir/mct/OperationDefinition/gather",
  "version": "0.1.0",
  "name": "MCT_Gather",
  "title": "MCT $gather operation",
  "status": "draft",
  "kind": "operation",
  "date": "2026-02-27T18:11:00+00:00",
  "publisher": "HL7 International - [Some] Work Group",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org/Special/committees/[something]"
        }
      ]
    }
  ],
  "description": "This operation gathers data from all sites (facilities) configured for the given provider for the given measure and measurement period. A MeasureReport is returned that will have evaluatedResources that reference the resource data that was gathered. Additionally, the MeasureReport will have contained OperationOutcome resources that provide any messages that are the result of validating the data gathered.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "urn:iso:std:iso:3166",
          "code": "US"
        }
      ]
    }
  ],
  "code": "gather",
  "system": true,
  "type": false,
  "instance": false,
  "parameter": [
    {
      "name": "patients",
      "use": "in",
      "min": 1,
      "max": "1",
      "documentation": "The patients for which the data is gathered. Defined in the `Group.member.entity` element.",
      "type": "Group"
    },
    {
      "name": "facilities",
      "use": "in",
      "min": 1,
      "max": "*",
      "documentation": "The facilities that are gathering the data defined as references to [Location](https://www.hl7.org/fhir/location.html) resource ids.",
      "type": "string",
      "searchType": "reference"
    },
    {
      "name": "measure",
      "use": "in",
      "min": 1,
      "max": "1",
      "documentation": "The [Measure](https://www.hl7.org/fhir/measure.html) resource reference (id or url) used to determine the data requirements",
      "type": "string",
      "searchType": "reference"
    },
    {
      "name": "period",
      "use": "in",
      "min": 1,
      "max": "1",
      "documentation": "The measurement period. This should be defined as a fiscal quarter (3 month increments).",
      "type": "Period"
    },
    {
      "name": "return",
      "use": "out",
      "min": 0,
      "max": "*",
      "documentation": "This operation returns a single [Parameters](https://www.hl7.org/fhir/parameters.html) resource. The population MeasureReport will be the first element returned in a `Parameters.parameter` element followed by the results for each patient.",
      "type": "MeasureReport"
    }
  ]
}