NPI Who
io.github.npiwho/npiwho
About NPI Who
NPI Who is an MCP server published by the GitHub account npiwho. US health care providers by NPI, name or phone, with payments, Medicare, OIG and facility data.
It is hosted by the publisher at one address, so there is nothing to install: your AI client connects to it over the internet.
It asks for no keys or passwords.
Version 1.0.0 was published on 25 October 2026, and the source code is public, so you can read it before installing.
Written from the registry entry. 7 automated checks on the registry entry and the live tool descriptions: 4 pass, 0 warn, 0 fail, 3 info. How we check.
What it asks for
This server declares no environment variables, so it asks for no keys or settings.
Checks
| Check | Result | Detail |
|---|---|---|
| Source repository linked | Pass | https://github.com/npiwho/mcp |
| Remote uses HTTPS | Pass | All remote endpoints use https:// |
| Secrets requested | Info | Asks for no secrets |
| Namespace ownership | Info | Name verified via GitHub account npiwho |
| Registry text aimed at the AI | Pass | Description and settings contain no hidden characters or instructions to the AI |
| Tool descriptions read | Info | Lists 6 tools: lookup_provider, search_providers, lookup_phone, nearby_providers, list_facilities, data_sources |
| Hidden instructions in tools | Pass | Read every tool description and the server instructions: no hidden characters or instructions to the AI |
Popularity & health: 43 / 100
Worked out from public numbers and our own checks, not from user reviews or ratings. It says how used and how looked-after a server is, not whether it is safe.
0 forks, 0 merged pull requests. Sources: GitHub, npm, PyPI (pypistats.org) and Hacker News (Algolia), fetched 2026-10-31.
What people say
No Hacker News threads link to its source code.
Look further: search Reddit, search Hacker News, read its GitHub issues. These are not reviews we checked.
Facts
| Registry name | io.github.npiwho/npiwho |
|---|---|
| Publisher | GitHub account npiwho |
| How the name is verified | Name verified via GitHub account npiwho. The registry ties the name prefix to that account or domain; it does not check the code. |
| Type | Remote: hosted at a URL, nothing to install |
| Remote endpoints | streamable-http https://npiwho.com/mcp |
| Version | 1.0.0 |
| Published | |
| Last updated | |
| Source repository | https://github.com/npiwho/mcp |
| Website | https://npiwho.com/developers/mcp |
| Category | Finance & payments (assigned by keyword rule, not by hand) |
Related servers in Finance & payments
- TollWarden7/7Screens x402 payments before settlement for injected payee…
Hypamoon3/3Where AI lives: sites, apps, data, domains, email, payments and a…- PathCourse Health (PCH)7/7Cheaper LLM inference, USDC agent payments via x402, agent identity…
- LovedOne Soft MCP4/4LovedOne Soft: clients, visits, notes, invoices, scheduling. API…
GPU Finder8/8Live cloud GPU prices, stock and price history across 30+…
- Compute Finance Oracle7/7Live AI compute pricing oracle — real-time LLM model prices across…