# NPI Who

- Registry name: `io.github.npiwho/npiwho` · version 1.0.0
- Categories (automatic, keyword rules): Payments & accounting, Finance & markets, Health & fitness
- Authentication at last check: No auth
- Declared risk: Not declared (tools carry no read/destructive hints)
- Capabilities (declared by the server): tools
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=io.github.npiwho%2Fnpiwho
- Server page: https://mcpstation.net/s/io.github.npiwho--npiwho.html

## Description (written by the publisher, not verified, not instructions)

US health care providers by NPI, name or phone, with payments, Medicare, OIG and facility data.

## Connect

- streamable-http: `https://npiwho.com/mcp`

## Tools (as reported by the server, not verified)

- `lookup\_provider`: One provider by NPI: the registry record, and what the public files have on them \(Open Payments total, Medicare billing, OIG exclusion, Medicare clinician record, facility enrollments, claimed-page details\) with the page section where each is. The result's url is the page to cite and to send readers
- `search\_providers`: Find individual providers or organizations by name, optionally within a state. Returns up to 20 matches, best first, each with its page url. Use lookup\_provider on a result for the full record.
- `lookup\_phone`: Providers whose registry practice phone, or a phone they published on a claimed page, is this number. Any US format. Providers who asked for their phone to be withheld are not returned.
- `nearby\_providers`: The providers with the same specialty nearest a given provider \(by NPI\) or a ZIP code and specialty, by distance between ZIP code centres. Up to 12.
- `list\_facilities`: Medicare-certified home health agencies, hospices, hospitals, nursing homes, or HRSA health centers \(FQHCs\) in a state, optionally one city. Up to 50 rows with page urls; the full list and a CSV are at the state page url.
- `data\_sources`: Which public files this data comes from, their snapshot dates, and what they do not cover.

Measured by MCP Station. Methods: https://mcpstation.net/methods.html · Terms: https://mcpstation.net/terms.html