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Medical Terminologies MCP

io.github.SidneyBissoli/medical-terminologies-mcpv1.5.7Other

Diagnoses, drugs & lab codes: ICD-11, SNOMED, LOINC, RxNorm, MeSH, ATC, CID-10. 37 tools, MIT.

In-path gate · all MCP tools

Using Medical Terminologies MCP in Claude, Cursor, Gemini CLI, Cline, or Zed?

MCP tool contracts can change remotely with no version bump. The mcpindex gate pins each contract and HOLDs the call when it drifts-before your agent acts. Zero credentials. This is not the package install for this server itself (use Install this server for that).

Install the mcpindex gate (one command)

Rewrites your MCP host config so each server launches behind the gate. Inspect first: curl -fsSL https://mcpindex.ai/install.sh | less

uv tool install mcpindex-gate && mcpindex-config-wire
Trust verdict · v1 advisory · method
REVIEWstatus: PARTIALfresh until 2026-08-28 21:22 UTC
screened 2026-07-29tier: scannedgranularity: description-levelsource: registry

Semantic screen found no manipulation pattern in the description. Conformance probe not yet run.

mcpindex.integrity.descriptionpassINFO

evidenceDescribes medical terminologiesvia static_description

Limits of this verdict
  • - Semantic screen only - the deterministic conformance probe has not run on this server
  • - Confidence is reported but not yet calibrated (v1)
  • - Screen reads the tool description, not the live behavior
  • - advisory
  • - registry description only no input schema

Semantic screen: an LLM judge reads the tool description for hidden instructions (status PARTIAL). A pass means the description is not lying, not that the tool is safe: a high-capability tool with an honest description still warrants caution. The deterministic conformance probe has not been run on this server yet, so the screen here is semantic-only. Posture: advisory. Confidences are reported but not yet calibrated (calibrated=false at v1). Full verdict history is not shown on this page.

Own this server? Screen its description →

That verdict was true at screening time (snapshot 2026-07-31).

Contracts can change after screening, with no version bump. The gate pins Medical Terminologies MCP’s tool contracts on first sight and holds any silent change before your agent acts - the check that keeps being true on Tuesday.

See your first HOLD in 2 minutes →

Related: how to trust an MCP server · screen before install · silent contract drift

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A live verdict badge for your README or listing. It reflects the current screen, links back here, and updates when the verdict does.

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[![mcpindex](https://mcpindex.ai/api/v1/badge/io-github-sidneybissoli-medical-terminologies-mcp)](https://mcpindex.ai/server/io-github-sidneybissoli-medical-terminologies-mcp)
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<a href="https://mcpindex.ai/server/io-github-sidneybissoli-medical-terminologies-mcp"><img src="https://mcpindex.ai/api/v1/badge/io-github-sidneybissoli-medical-terminologies-mcp" alt="mcpindex verdict" height="20" /></a>
Environment variables
WHO_CLIENT_ID

WHO ICD-11 API Client ID. Required only for ICD-11 tools (5 tools); the server starts without it and other terminologies (LOINC, RxNorm, MeSH, ATC, CID-10) work unauthenticated. Get credentials at https://icd.who.int/icdapi.

WHO_CLIENT_SECRET
secret

WHO ICD-11 API Client Secret. Required only for ICD-11 tools.

WHO_ICD11_RELEASE_ID

ICD-11 release to query (e.g. 2024-01, 2025-01). Optional; defaults to 2024-01.

ENABLE_SNOMED_TOOLS

Set to 'true' to register the 6 SNOMED-dependent tools (snomed_search, snomed_concept, snomed_hierarchy, snomed_descriptions, snomed_ecl, plus map_snomed_to_icd10). Disabled by default because the historical public IHTSDO Snowstorm endpoint was retired (HTTP 410 Gone). Requires SNOMED_BASE_URL pointing at a working self-hosted Snowstorm.

SNOMED_BASE_URL

Base URL of a self-hosted Snowstorm instance (e.g. https://my-snowstorm.example.com/snowstorm/snomed-ct). Required only when ENABLE_SNOMED_TOOLS is true.

SNOMED_LANGUAGE

Accept-Language tag(s) for SNOMED responses (e.g. pt, pt-BR, es). Optional; defaults to 'en'. Composite values with q-weights depend on the upstream Snowstorm instance.

LOG_LEVEL

pino log level (debug, info, warn, error, fatal). Optional; defaults to 'info'. Logs go to stderr only — never stdout (which is the MCP stdio transport).

WHO_CLIENT_ID

WHO ICD-11 API Client ID. Required only for ICD-11 tools.

WHO_CLIENT_SECRET
secret

WHO ICD-11 API Client Secret. Required only for ICD-11 tools.

WHO_ICD11_RELEASE_ID

ICD-11 release to query (e.g. 2024-01, 2025-01). Optional; defaults to 2024-01.

ENABLE_SNOMED_TOOLS

Set to 'true' to register the 6 SNOMED-dependent tools. Requires SNOMED_BASE_URL.

SNOMED_BASE_URL

Base URL of a self-hosted Snowstorm instance. Required only when ENABLE_SNOMED_TOOLS is true.

SNOMED_LANGUAGE

Accept-Language tag(s) for SNOMED responses (e.g. pt, pt-BR, es). Optional; defaults to 'en'.

LOG_LEVEL

pino log level. Optional; defaults to 'info'.

MCP quality score · maturity, not trust · methodology
freshness
24
completeness
25
installability
25
documentation
15
stability
10
Alternatives in Other