SERVER

fhirHydrant

Rank #6,686

io.github.faulkj/fhirhydrant

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

2 versions

18 GitHub stars

by faulkj (2 servers)View repository ↗

First listed

Jul 17, 2026

Last publish date

Aug 27, 2026

PURPOSE

What you can do with fhirHydrant

fhirHydrant is a Model Context Protocol (MCP) server published by faulkj. It ranks #6,686 of 144,396 active servers on MCP Toplist, and its repository has 18 GitHub stars. fhirHydrant is listed across 3 registries — Official MCP, mcp.so and Glama, with 2 tracked versions. It was first listed on Jul 17, 2026 and most recently updated on Aug 27, 2026.

Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.

CAPABILITIES AND LIMITATIONS

What fhirHydrant can and cannot do

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.

REQUIREMENTS

What you need before using fhirHydrant

DeclaredNo credentialsNo credentials declared

The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.

Declared by Glama, last synced Oct 16, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

MCP_TRANSPORT · required
FHIR_AUTH · required
FHIR_SERVER_URL · required
FHIR_TOKEN_URL · optional
FHIR_CLIENT_ID · optional
FHIR_ACTIVE_KEY · optional
FHIR_JWKS_URL · optional
FHIR_VERSION · optional

INSTALLATION AND FIRST TASK

Connect fhirHydrant and confirm it works

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.

First successful task

After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.

ALTERNATIVES

When to choose another server

Other servers by faulkj

Legion MCP Server#7,732

View all faulkj servers →

No task-specific alternatives are catalogued for fhirHydrantyet; the list above is its publisher's other servers.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: Jul 17, 2026
Latest version published: Aug 27, 2026
Version history: 2 versions tracked (below)
Requirements evidence: Declared by Glama, last synced Oct 16, 2026. Not independently verified by MCP Toplist.
Profile checked: Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of: Oct 16, 2026

Registry sightings

Official MCP ↗listed since Aug 26, 2026 · still listed
mcp.so ↗listed since Aug 26, 2026 · still listed
Glama ↗listed since Sep 4, 2026 · still listed

Do you maintain fhirHydrant? to correct or enrich this profile.

VERSIONS

Available versions (2)

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

STANDING

#6,686of 144,396 active serversTop 5%

Ranks ahead of 137,710 of 144,396 servers on MCP Toplist.

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 144,396" /></a>

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

FAQ

Frequently asked questions

Who maintains fhirHydrant?: fhirHydrant is maintained by faulkj, which publishes 2 MCP servers (10 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 and Glama.
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.

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