MCP server

NPPES NPI Registry MCP by usefulapi

io.usefulapi/nppes-npi-registry

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Look up US healthcare providers and organisations by NPI.

Working at last checkVerified publisher: usefulapi.ioAbout 1,911 tokens per request once connected4 tools

https://nppes-npi-registry.usefulapi.io/mcp

At a glance

Type: MCP server
Publisher: usefulapi.io (verified by the MCP Registry)
Status: Working at last check
Tools: 4
Token cost: About 1,911 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http nppes-npi-registry https://nppes-npi-registry.usefulapi.io/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.nppes-npi-registry]
url = "https://nppes-npi-registry.usefulapi.io/mcp"

Gemini CLI

{"mcpServers":{"nppes-npi-registry":{"httpUrl":"https://nppes-npi-registry.usefulapi.io/mcp"}}}

Cursor

{"mcpServers":{"nppes-npi-registry":{"url":"https://nppes-npi-registry.usefulapi.io/mcp"}}}

VS Code

{"servers":{"nppes-npi-registry":{"type":"http","url":"https://nppes-npi-registry.usefulapi.io/mcp"}}}

Antigravity

agy mcp add nppes-npi-registry https://nppes-npi-registry.usefulapi.io/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"nppes-npi-registry","server_url":"https://nppes-npi-registry.usefulapi.io/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"nppes-npi-registry","server_url":"https://nppes-npi-registry.usefulapi.io/mcp"}

nppes_lookup_npi ~152 tokens
Look up a single healthcare provider by their exact 10-digit National Provider Identifier (NPI). Returns the full registry record: basic info, addresses, taxonomies/specialties, identifiers and other names. NPPES Read API v2.1.
nppes_search ~686 tokens
Full-power search of the NPPES NPI Registry across ANY combination of criteria — individual name, organization name, NPI number, taxonomy/specialty, and location. Use nppes_search_individuals / nppes_search_organizations for the common cases; use this when you need mixed or advanced criteria. The AP
nppes_search_individuals ~576 tokens
Search for INDIVIDUAL healthcare providers (NPI-1: doctors, nurses, therapists, etc.) by name, specialty (taxonomy) and/or location. Provide at least one meaningful criterion beyond a location. Name fields support a trailing '*' wildcard (min 2 chars before it). NPPES Read API v2.1.
nppes_search_organizations ~497 tokens
Search for ORGANIZATION healthcare providers (NPI-2: hospitals, clinics, group practices, pharmacies, labs, etc.) by organization name, specialty (taxonomy) and/or location. The organization_name field supports a trailing '*' wildcard (min 2 chars before it). NPPES Read API v2.1.

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