NPI Registry (Claude)

Official

Access US National Provider Identifier (NPI) Registry

About NPI Registry (Claude) MCP Server

The NPI Registry Connector gives Claude access to the US National Provider Identifier (NPI) Registry, containing information about all HIPAA-covered healthcare providers in the United States.

Features

Tools

Category

Integrations
Getting Started

Open the Claude listing: https://claude.com/marketplace/connectors/npi-registry. Choose Add to Claude and follow the publisher’s setup instructions. The published connector URL is https://hcls.mcp.claude.com/npi_registry/mcp. Sign-in: Not required. Publisher documentation: https://claude.com/resources/tutorials/using-the-npi-registry-connector-in-claude. Availability depends on your plan, region, and workspace settings. This integration has not been authenticated or functionally tested here.

Tools (3)
Functions this server exposes to AI clients

npi_lookup

npi_search

npi_validate

Compatible With
Claude
Claude Code