NPI Who for ChatGPT

io.github.npiwho/npiwho

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

client:ChatGPT transport:streamable-http tools:6

Install NPI Who in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://npiwho.com/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs