NPI Registry
live HealthGovernmentCMS National Provider Identifier Registry — every US healthcare provider (~7M). Search by name, taxonomy, location, NPI. Keyless.
2 tools
0ms auth
free tier 50 calls/day
Tools
search Search providers (requires at least one filter beyond limit).
Parameters
Name Type Description
number opt string — name opt string — first_name opt string — last_name opt string — organization_name opt string — taxonomy opt string — city opt string — state opt string — postal_code opt string — country_code opt string — npi_type opt string — address_purpose opt string — limit opt number — skip opt number — Try it
Response
get_provider
required: npi Fetch a provider by 10-digit NPI.
Parameters
Name Type Description
npi req string — Try it
Response
Test with curl
The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.
List available tools
bash
curl -X POST https://gateway.pipeworx.io/npi-registry/mcp \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'Call a tool
bash
curl -X POST https://gateway.pipeworx.io/npi-registry/mcp \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"search","arguments":{}}}'Use with the SDK
Install @pipeworx/sdk to call tools from any TypeScript/Node project.
TypeScript
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("search", {}); ask_pipeworx
// Or ask in plain English:
const answer = await px.ask("cms national provider identifier registry — every us healthcare provider (~7m)");