NPPES NPI Registry MCP by usefulapi is answering right now. Last checked 15 min ago. It exposes 4 tools. Last commit 10 Oct 2026.
Look up US healthcare providers and organisations by NPI.
What changed 6
Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 30 September 2026. No other catalogue keeps this.
Nothing serious here today
Today is the operative word: we check NPPES NPI Registry MCP by usefulapi every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Connect this server
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 15 min ago.
claude mcp add nppes-npi-registry --transport http https://nppes-npi-registry.usefulapi.io/mcp{
"mcpServers": {
"nppes-npi-registry": {
"url": "https://nppes-npi-registry.usefulapi.io/mcp"
}
}
}[mcp_servers.nppes-npi-registry]
url = "https://nppes-npi-registry.usefulapi.io/mcp"{
"mcpServers": {
"nppes-npi-registry": {
"url": "https://nppes-npi-registry.usefulapi.io/mcp"
}
}
}{
"mcpServers": {
"nppes-npi-registry": {
"url": "https://nppes-npi-registry.usefulapi.io/mcp"
}
}
}Available tools 4
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
nppes_lookup_npi
nppes_search
nppes_search_individuals
nppes_search_organizations
Endpoints
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://nppes-npi-registry.usefulapi.io/mcp | streamable-http | answering | 71 ms | 15 min ago |
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NPPES NPI Registry MCP by usefulapi — questions
Answers built from our own checks of this server.