LocalFree

FhirHydrant MCP server

faulkj/fhirHydrant

FHIR MCP server with SMART Backend Services, response compaction, FHIRPath, and guarded writes.

18 GitHub stars285 npm downloads / month

Install FhirHydrant in Claude Code

Claude Code
claude mcp add fhirhydrant -e MCP_TRANSPORT=... -e FHIR_AUTH=... -e FHIR_SERVER_URL=... -- npx -y fhirhydrant
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "fhirhydrant": {
      "command": "npx",
      "args": [
        "-y",
        "fhirhydrant"
      ],
      "env": {
        "MCP_TRANSPORT": "...",
        "FHIR_AUTH": "...",
        "FHIR_SERVER_URL": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the FhirHydrant MCP server do?

FHIR MCP server with SMART Backend Services, response compaction, FHIRPath, and guarded writes.

Is the FhirHydrant MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does FhirHydrant run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add FhirHydrant to Claude Code?

Run: claude mcp add fhirhydrant -e MCP_TRANSPORT=... -e FHIR_AUTH=... -e FHIR_SERVER_URL=... -- npx -y fhirhydrant

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