# External Code Systems - Amakomaya Nepal FHIR Implementation Guide v2.0.0

* [**Table of Contents**](toc.md)
* **External Code Systems**

## External Code Systems

This page lists all External Code Systems used in the DHIS2 Capture programs.

#### Developed for use in Nepal (local registries and code systems)

| | | | | |
| :--- | :--- | :--- | :--- | :--- |
| [Nepal Health Facility Registry (NHFR)](https://nhfr.mohp.gov.np/) | Ministry of Health and Population (MoHP), Nepal | [https://nhfr.mohp.gov.np/](https://nhfr.mohp.gov.np/) | National Health Facility Registry | Can be aligned with FHIR`Location`and`Organization`resources |

#### Used globally, maintained by international bodies

| | | | | |
| :--- | :--- | :--- | :--- | :--- |
| [SNOMED CT International Edition](https://terminology.hl7.org/SNOMEDCT.html) | IHTSDO / SNOMED International | [http://snomed.info/sct](http://snomed.info/sct) | SNOMED CT International Edition | [See Using SNOMED CT with HL7 Standards](https://terminology.hl7.org/SNOMEDCT.html) |
| [RxNorm](https://terminology.hl7.org/RxNorm.html) | National Library of Medicine (NLM) | [http://www.nlm.nih.gov/research/umls/rxnorm](http://www.nlm.nih.gov/research/umls/rxnorm) | RxNorm | [See Using RxNorm with HL7 Standards](https://terminology.hl7.org/RxNorm.html) |
| [LOINC](https://terminology.hl7.org/LOINC.html) | Regenstrief Institute, Inc | [http://loinc.org](http://loinc.org) | LOINC | [See Using LOINC with HL7 Standards](https://terminology.hl7.org/LOINC.html) |
| [CVX](https://terminology.hl7.org/CodeSystem-v2-0292.html) | Centers for Disease Control and Prevention (CDC) | [http://hl7.org/fhir/sid/cvx](http://hl7.org/fhir/sid/cvx) | CVX | [See Using CVX with HL7 Standards](https://terminology.hl7.org/CodeSystem-v2-0292.html) |
| [ICD](https://terminology.hl7.org/ICD.html) | World Health Organization (WHO) | Check metadata record | Check metadata record | [See Using ICD with HL7 Standards](https://terminology.hl7.org/ICD.html) |

For a full list, check the **[Artifacts](artifacts.md)** section.

