Tuper NPI Registry for Grok
app.tuper/npi
Validate, look up and count US NPI providers from the public CMS registry; not affiliated with CMS.
client:Grok
transport:streamable-http
tools:4
Install Tuper NPI Registry in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"npi": {
"type": "http",
"url": "https://mcp-npi.tuper.app/mcp"
}
}
}Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs