CH IG (R4), published by HL7 Switzerland. This guide is not an authorized publication; it is the continuous build for version 1.2.3 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/ahdis/ch-ig/ and changes regularly. See the Directory of published versions

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Official URL: http://fhir.ch/ig/ch-ig/ImplementationGuide/ch.fhir.ig.ch-ig				Version: 1.2.3
Draft as of 2025-12-10				Computable Name: CH_IG
Copyright/Legal: CC0-1.0

Introduction

CH IG is a template for creating a FHIR implementation guide (IG) published by HL7 Switzerland.
The source is available in the GitHub Repository.

For detailed instructions and best practice approaches for developing implementation guides, see the Guidance page.

✂️ Template starts here - delete the informative part above for your own IG ✂️

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Download: You can download this implementation guide in the NPM package format from here.

IP Statements

This document is licensed under Creative Commons "No Rights Reserved" (CC0).

HL7®, HEALTH LEVEL SEVEN®, FHIR® and the FHIR ® are trademarks owned by Health Level Seven International, registered with the United States Patent and Trademark Office.

This implementation guide contains and references intellectual property owned by third parties ("Third Party IP"). Acceptance of these License Terms does not grant any rights with respect to Third Party IP. The licensee alone is responsible for identifying and obtaining any necessary licenses or authorizations to utilize Third Party IP in connection with the specification or otherwise.

This publication includes IP covered under the following statements.

• CC0-1.0
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  • CH IG Designations CS: DesignationsVS
• ISO maintains the copyright on the country codes, and controls its use carefully. For further details see the ISO 3166 web page: https://www.iso.org/iso-3166-country-codes.html
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  • ISO 3166-1 Codes for the representation of names of countries and their subdivisions — Part 1: Country code: CH_IG, ChIgEncounter... Show 4 more, ChIgPractitioner, DesignationsCS, DesignationsVS and SctVS
• This material contains content that is copyright of SNOMED International. Implementers of these specifications must have the appropriate SNOMED CT Affiliate license - for more information contact https://www.snomed.org/get-snomed or info@snomed.org.
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  • SNOMED Clinical Terms® (SNOMED CT®): SctVS
• This material derives from the HL7 Terminology (THO). THO is copyright ©1989+ Health Level Seven International and is made available under the CC0 designation. For more licensing information see: https://terminology.hl7.org/license.html
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  • ResearchSubjectState: Encounter/xver-encounter-r4
  • identifierType: ChIgEncounter
  • ActCode: Encounter/xver-encounter-r4

Cross Version Analysis

This is an R4 IG. None of the features it uses are changed in R4B, so it can be used as is with R4B systems. Packages for both R4 (ch.fhir.ig.ch-ig.r4) and R4B (ch.fhir.ig.ch-ig.r4b) are available.

Dependency Table

Package hl7.fhir.uv.extensions.r4#5.2.0 This IG defines the global extensions - the ones defined for everyone. These extensions are always in scope wherever FHIR is being used (built Mon, Feb 10, 2025 21:45+1100+11:00)

Package ch.fhir.ig.ch-core#6.0.0-ballot FHIR implementation guide CH Core (built Thu, May 22, 2025 05:56+0000+00:00)

Package hl7.fhir.uv.xver-r5.r4#0.0.1-snapshot-2 The cross-version extensions available in FHIR R4 from FHIR R5 (built Sat, Sep 13, 2025 16:55-0400-04:00)

Package hl7.fhir.uv.tools.r4#0.8.0 This IG defines the extensions that the tools use internally. Some of these extensions are content that are being evaluated for elevation into the main spec, and others are tooling concerns (built Tue, Aug 5, 2025 20:09+1000+10:00)

Globals Table

There are no Global profiles defined