Bangladesh Core FHIR Implementation Guide
0.4.0 - Published by DGHS, MoHFW

Bangladesh Core FHIR Implementation Guide - Published by Ministry of Health and Family Welfare. See the Directory of published versions

## NamingSystem: ICD11MMSBangladesh

Official URL: https://fhir.dghs.gov.bd/core/NamingSystem/icd11-mms-bd | Version: 0.4.0
Standards status: Informative | Maturity Level: 1 | Computable Name: ICD11MMSBangladesh

Declares the ICD-11 Mortality and Morbidity Statistics (MMS) coding system as a known and supported terminology within the Bangladesh national health information infrastructure.

Canonical system URI: http://id.who.int/icd/release/11/mms Canonical authority: World Health Organization (WHO)

Preferred code form: short stem codes (e.g. 1A00, NC72.Z). Linearization URIs are not used as code identifiers in this IG.

National terminology resolver (OCL): https://tr.ocl.dghs.gov.bd

Supported OCL operations (use system= parameter, not url=):

- $validate-code: https://tr.ocl.dghs.gov.bd/api/fhir/CodeSystem/$validate-code ?system=http://id.who.int/icd/release/11/mms&code={code}
- $lookup: https://tr.ocl.dghs.gov.bd/api/fhir/CodeSystem/$lookup ?system=http://id.who.int/icd/release/11/mms&code={code}

$expand is not supported — known OCL limitation.

Version 2025-01 is active in the national OCL instance with 36,941 imported concepts. The OCL resolver is an internal national service; vendors do not interact with it directly. All vendor submissions are validated at the HIE boundary via the Bangladesh ICD-11 Cluster Validator at https://icd11.dghs.gov.bd/cluster/validate.

### Summary

Defining URL | https://fhir.dghs.gov.bd/core/NamingSystem/icd11-mms-bd
Version | 0.4.0
Name | ICD11MMSBangladesh
Status | active
Definition | Declares the ICD-11 Mortality and Morbidity Statistics (MMS) coding system as a known and supported terminology within the Bangladesh national health information infrastructure. Canonical system URI: http://id.who.int/icd/release/11/mms Canonical authority: World Health Organization (WHO) Preferred code form: short stem codes (e.g. 1A00, NC72.Z). Linearization URIs are not used as code identifiers in this IG. National terminology resolver (OCL): https://tr.ocl.dghs.gov.bd Supported OCL operations (use system= parameter, not url=): $validate-code: https://tr.ocl.dghs.gov.bd/api/fhir/CodeSystem/$validate-code ?system=http://id.who.int/icd/release/11/mms&code={code} $lookup: https://tr.ocl.dghs.gov.bd/api/fhir/CodeSystem/$lookup ?system=http://id.who.int/icd/release/11/mms&code={code} $expand is not supported — known OCL limitation. Version 2025-01 is active in the national OCL instance with 36,941 imported concepts. The OCL resolver is an internal national service; vendors do not interact with it directly. All vendor submissions are validated at the HIE boundary via the Bangladesh ICD-11 Cluster Validator at https://icd11.dghs.gov.bd/cluster/validate.
Publisher | Directorate General of Health Services (DGHS), Bangladesh

### Identifiers

Type | Value | Preferred | Period | Comment
URI | http://id.who.int/icd/release/11/mms | true | 2025-01-01 --> (ongoing) | Canonical ICD-11 MMS system URI. Canonical authority is WHO.
URI | https://tr.ocl.dghs.gov.bd/orgs/MoHFW/sources/ICD-11-MMS/ | false |  | National terminology resolver — Bangladesh OCL instance. Not the canonical system URI.