Bulk Data Access IG, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 2.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/bulk-data/ and changes regularly. See the Directory of published versions

• Content
• Detailed Descriptions
• JSON

Extension: Member Filter

Official URL: http://hl7.org/fhir/uv/bulkdata/StructureDefinition/member-filter				Version: 2.0.0
Draft as of 2025-02-26				Computable Name: MemberFilter

Extension to define the population of the group using FHIR REST API parameters

Context of Use

This extension may be used on the following element(s):

• Element ID: Group

Usage info

Usage:

• Use this Extension: Bulk Cohort Group

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Extension.value[x].language	extensible	Pattern: application/x-fhir-query http://hl7.org/fhir/ValueSet/expression-language from the FHIR Standard Additional Bindings Purpose http://www.rfc-editor.org/bcp/bcp13.txt Max Binding

Constraints

Id	Grade	Path(s)	Details	Requirements
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()