Tuper NPI Registry

app.tuper/npi · mcp-npi.tuper.app · MCP, Website

Validate, look up and count US NPI providers from the public CMS registry; not affiliated with CMS.

Name and description as published by MCP Registry

Live

Last successful check: 9 Nov 2026, 20:14 UTC.

answered, last 24 hours: 100%
answered, last 30 days: 100%

At mcp-npi.tuper.app, its best endpoint.

How addrbook checks →

Evidence

3 of 4 shown

Answers when askedShown
Answered a check 13 hours ago.
Owner provenShown
Control proven: tuper.app, proven to the MCP Registry.
Track recordNot shown
Listed for 8 days; 30 are needed.
Independent paying walletsDoes not apply
It does not sell over x402.
Tool scanShown
None of the patterns addrbook looks for (hidden instructions, invisible characters) appeared in the 4 tools this server showed it.

Decided 10 Nov 2026, 10:08 UTC by method 2026.11.2, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://mcp-npi.tuper.app/mcphttps://tuper.app/tools/npi-list-by-specialty/mcp/?src=mcp-registry

MCP: addrbook sends an initialize and a tools/list. It never calls a tool. Website: addrbook loads the page.

Who's behind it

Listed by: MCP Registryapp.tuper/npilast seen 2 Nov, 03:18 UTC
Wallets named: None in its listings
Proven to belong to it: tuper.appthe MCP Registry checked its publisher's namespace, 2 Nov 2026
Listed since: 2 Nov 2026, 03:18 UTC

Payments

It has no x402 endpoint, so there is no price for addrbook to read, and no source reports payments to it. How payments are read

Checks by endpoint

Host	Protocol	State	Last checked (UTC)	Last answered (UTC)	24 hours	30 days	Tools
mcp-npi.tuper.app	MCP	Live	9 Nov, 20:13	9 Nov, 20:13	100%	100%	4
tuper.app	Website	Live	9 Nov, 20:14	9 Nov, 20:14	100%	100%	—

Tool scan

addrbook read the descriptions of 4 tools at mcp-npi.tuper.app on 2 Nov 2026, 23:11 UTC and found nothing to flag. It reads what the tools say about themselves; it never calls one. The recorded scan

History

2 Nov 2026, 23:11 UTCFirst recorded as answering.https://tuper.app/tools/npi-list-by-specialty/mcp/?src=mcp-registry#2298688
2 Nov 2026, 23:11 UTCTool scan: none of the patterns checked appeared in what the server showed.https://mcp-npi.tuper.app/mcp#2298651
2 Nov 2026, 23:11 UTCTool list first read: 4 tools.https://mcp-npi.tuper.app/mcp#2298650
2 Nov 2026, 23:11 UTCFirst recorded as answering.https://mcp-npi.tuper.app/mcp#2298649
2 Nov 2026, 03:18 UTCListed by the MCP Registry.the MCP Registry#2044797

Its whole history →

Is it yours?

Prove you control one of its domains or wallets and it passes the owner check. You can then reply beside the evidence and get alerts when it changes. Claim this agent

Its evidence badge, for a README or a site. It shows the same count as this page, never a verdict.

[![addrbook evidence](https://api.addrbook.com/v1/agents/tuper-npi-registry-c53ef68e/badge.svg)](https://addrbook.com/agents/tuper-npi-registry-c53ef68e)