Medical Codes MCP

An offline MCP server that decodes, searches, validates, and crosswalks US medical codes including ICD-10-CM, ICD-10-PCS, HCPCS Level II, and RxNorm using a bundled offline index. It provides tools to look up official code descriptions, check billability, and map codes within hierarchies or drug classes.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by cyanheads

Vendor documentation

What you can do with it

Decode medical codes to official descriptions
Search codes by clinical description
Validate code existence and billability
Crosswalk drugs and codes within hierarchies

Source and maintenance

Community listingRegistry 0.5.1

mcp-registry: io.github.cyanheads/medical-codes-mcp-server@0.5.1 Source repository

Maintenance checked: Oct 31, 2026, 10:27 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@cyanheads/medical-codes-mcp-server 0.5.1

npmnpx

@cyanheads/medical-codes-mcp-server package definition

{
  "version": "0.5.1",
  "transport": "stdio",
  "identifier": "@cyanheads/medical-codes-mcp-server",
  "runtimeHint": "npx",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "MCP_LOG_LEVEL",
      "format": "string",
      "default": "info",
      "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn')."
    },
    {
      "name": "MEDCODE_DB_PATH",
      "format": "string",
      "description": "Absolute path override for the bundled SQLite index. Defaults to the packaged data/medical-codes.db."
    },
    {
      "name": "MEDCODE_MAX_RESULTS",
      "format": "string",
      "default": "50",
      "description": "Default page size when a call sends no limit (search, browse, and the paginated map_codes directions), and the number of children get_code attaches with includeHierarchy (default 50, hard ceiling 200)."
    }
  ]
}

Tools

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No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "medical-codes-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/medical-codes-mcp-server@0.5.1"
      ],
      "env": {
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>",
        "MEDCODE_DB_PATH": "<YOUR_MEDCODE_DB_PATH>",
        "MEDCODE_MAX_RESULTS": "<YOUR_MEDCODE_MAX_RESULTS>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "medical-codes-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/medical-codes-mcp-server@0.5.1"
      ],
      "env": {
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>",
        "MEDCODE_DB_PATH": "<YOUR_MEDCODE_DB_PATH>",
        "MEDCODE_MAX_RESULTS": "<YOUR_MEDCODE_MAX_RESULTS>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "medical-codes-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/medical-codes-mcp-server@0.5.1"
      ],
      "env": {
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>",
        "MEDCODE_DB_PATH": "<YOUR_MEDCODE_DB_PATH>",
        "MEDCODE_MAX_RESULTS": "<YOUR_MEDCODE_MAX_RESULTS>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "medical-codes-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/medical-codes-mcp-server@0.5.1"
      ],
      "env": {
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>",
        "MEDCODE_DB_PATH": "<YOUR_MEDCODE_DB_PATH>",
        "MEDCODE_MAX_RESULTS": "<YOUR_MEDCODE_MAX_RESULTS>"
      }
    }
  }
}

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