Who maintains fhirHydrant?

fhirHydrant is maintained by faulkj, which publishes 2 MCP servers (4 total versions) tracked on MCP Toplist.

Is fhirHydrant listed on the Official MCP Registry?

Yes — fhirHydrant is listed on the Official MCP Registry, alongside mcp.so.

How many versions does fhirHydrant have?

MCP Toplist tracks 2 versions of fhirHydrant, most recently published on Aug 27, 2026.

Where can I find the source code for fhirHydrant?

The source code for fhirHydrant is hosted at github.com/faulkj/fhirHydrant.

SERVER

fhirHydrant

Rank #4,832

io.github.faulkj/fhirhydrant

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

2 versions

16 GitHub stars

by faulkj (2 servers)View repository ↗

First listed

Jul 17, 2026

Last publish date

Aug 27, 2026

OVERVIEW

fhirHydrant is a Model Context Protocol (MCP) server published by faulkj. It ranks #4,832 of 115,460 servers tracked on MCP Toplist, and its repository has 16 GitHub stars. fhirHydrant is listed across 2 registries — Official MCP and mcp.so, with 2 tracked versions. It was first listed on Jul 17, 2026 and most recently updated on Aug 27, 2026.

STANDING

#4,832of 115,460 tracked serversTop 5%

Ranks ahead of 110,628 of 115,460 servers on MCP Toplist.

CONNECT

Use fhirHydrant

API keyNeeds credentials

Requires user-supplied configuration before first use — typically an API key, token or connection string set via environment variables.

npm package

claude mcp add fhirhydrant -e "MCP_TRANSPORT=<your MCP_TRANSPORT>" -e "FHIR_AUTH=<your FHIR_AUTH>" -e "FHIR_SERVER_URL=<your FHIR_SERVER_URL>" -e "FHIR_TOKEN_URL=<your FHIR_TOKEN_URL>" -e "FHIR_CLIENT_ID=<your FHIR_CLIENT_ID>" -e "FHIR_ACTIVE_KEY=<your FHIR_ACTIVE_KEY>" -e "FHIR_JWKS_URL=<your FHIR_JWKS_URL>" -e "FHIR_VERSION=<your FHIR_VERSION>" -- npx -y fhirhydrant

Replace each placeholder with your own value before saving.

npm package

[mcp_servers.fhirhydrant]
command = "npx"
args = ["-y", "fhirhydrant"]

[mcp_servers.fhirhydrant.env]
MCP_TRANSPORT = "<your MCP_TRANSPORT>"
FHIR_AUTH = "<your FHIR_AUTH>"
FHIR_SERVER_URL = "<your FHIR_SERVER_URL>"
FHIR_TOKEN_URL = "<your FHIR_TOKEN_URL>"
FHIR_CLIENT_ID = "<your FHIR_CLIENT_ID>"
FHIR_ACTIVE_KEY = "<your FHIR_ACTIVE_KEY>"
FHIR_JWKS_URL = "<your FHIR_JWKS_URL>"
FHIR_VERSION = "<your FHIR_VERSION>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "fhirhydrant": {
      "command": "npx",
      "args": [
        "-y",
        "fhirhydrant"
      ],
      "env": {
        "MCP_TRANSPORT": "<your MCP_TRANSPORT>",
        "FHIR_AUTH": "<your FHIR_AUTH>",
        "FHIR_SERVER_URL": "<your FHIR_SERVER_URL>",
        "FHIR_TOKEN_URL": "<your FHIR_TOKEN_URL>",
        "FHIR_CLIENT_ID": "<your FHIR_CLIENT_ID>",
        "FHIR_ACTIVE_KEY": "<your FHIR_ACTIVE_KEY>",
        "FHIR_JWKS_URL": "<your FHIR_JWKS_URL>",
        "FHIR_VERSION": "<your FHIR_VERSION>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "fhirhydrant": {
      "command": "npx",
      "args": [
        "-y",
        "fhirhydrant"
      ],
      "env": {
        "MCP_TRANSPORT": "<your MCP_TRANSPORT>",
        "FHIR_AUTH": "<your FHIR_AUTH>",
        "FHIR_SERVER_URL": "<your FHIR_SERVER_URL>",
        "FHIR_TOKEN_URL": "<your FHIR_TOKEN_URL>",
        "FHIR_CLIENT_ID": "<your FHIR_CLIENT_ID>",
        "FHIR_ACTIVE_KEY": "<your FHIR_ACTIVE_KEY>",
        "FHIR_JWKS_URL": "<your FHIR_JWKS_URL>",
        "FHIR_VERSION": "<your FHIR_VERSION>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

npm package

{
  "servers": {
    "fhirhydrant": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "fhirhydrant"
      ],
      "env": {
        "MCP_TRANSPORT": "<your MCP_TRANSPORT>",
        "FHIR_AUTH": "<your FHIR_AUTH>",
        "FHIR_SERVER_URL": "<your FHIR_SERVER_URL>",
        "FHIR_TOKEN_URL": "<your FHIR_TOKEN_URL>",
        "FHIR_CLIENT_ID": "<your FHIR_CLIENT_ID>",
        "FHIR_ACTIVE_KEY": "<your FHIR_ACTIVE_KEY>",
        "FHIR_JWKS_URL": "<your FHIR_JWKS_URL>",
        "FHIR_VERSION": "<your FHIR_VERSION>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "fhirhydrant": {
      "command": "npx",
      "args": [
        "-y",
        "fhirhydrant"
      ],
      "env": {
        "MCP_TRANSPORT": "<your MCP_TRANSPORT>",
        "FHIR_AUTH": "<your FHIR_AUTH>",
        "FHIR_SERVER_URL": "<your FHIR_SERVER_URL>",
        "FHIR_TOKEN_URL": "<your FHIR_TOKEN_URL>",
        "FHIR_CLIENT_ID": "<your FHIR_CLIENT_ID>",
        "FHIR_ACTIVE_KEY": "<your FHIR_ACTIVE_KEY>",
        "FHIR_JWKS_URL": "<your FHIR_JWKS_URL>",
        "FHIR_VERSION": "<your FHIR_VERSION>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "fhirhydrant": {
      "command": "npx",
      "args": [
        "-y",
        "fhirhydrant"
      ],
      "env": {
        "MCP_TRANSPORT": "<your MCP_TRANSPORT>",
        "FHIR_AUTH": "<your FHIR_AUTH>",
        "FHIR_SERVER_URL": "<your FHIR_SERVER_URL>",
        "FHIR_TOKEN_URL": "<your FHIR_TOKEN_URL>",
        "FHIR_CLIENT_ID": "<your FHIR_CLIENT_ID>",
        "FHIR_ACTIVE_KEY": "<your FHIR_ACTIVE_KEY>",
        "FHIR_JWKS_URL": "<your FHIR_JWKS_URL>",
        "FHIR_VERSION": "<your FHIR_VERSION>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.faulkj%2Ffhirhydrant.svg)](https://mcptoplist.com/server/io.github.faulkj%2Ffhirhydrant)

HTML

<a href="https://mcptoplist.com/server/io.github.faulkj%2Ffhirhydrant"><img src="https://mcptoplist.com/badge/io.github.faulkj%2Ffhirhydrant.svg" alt="MCP Toplist: Top 5% of 115,460" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

REGISTRIES

Listed on 2 registries

Official MCP

mcp.so

ORGANIZATION

faulkj

Organization

faulkj

Servers in org

Versions across org

Other servers by faulkj

Legion MCP Server#12,665 · 2 vers

View all faulkj servers →

VERSIONS

Available versions (2)

Version	Published
0.17.3	Aug 27, 2026
0.17.2	Aug 26, 2026

FAQ

Frequently asked questions

Who maintains fhirHydrant?: fhirHydrant is maintained by faulkj, which publishes 2 MCP servers (4 total versions) tracked on MCP Toplist.
Is fhirHydrant listed on the Official MCP Registry?: Yes — fhirHydrant is listed on the Official MCP Registry, alongside mcp.so.
How many versions does fhirHydrant have?: MCP Toplist tracks 2 versions of fhirHydrant, most recently published on Aug 27, 2026.
Where can I find the source code for fhirHydrant?: The source code for fhirHydrant is hosted at github.com/faulkj/fhirHydrant.

EXPLORE

All MCP Servers Official MCP Servers GitHub MCP Servers Best MCP Servers Most Active MCP Servers New MCP Servers Best New MCP Servers