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Free NPI lookup and verification (CMS registry) and free NPI applications filed for you.
Remote server: your requests and data go to simplenpi.com. Claude Code: claude mcp add --transport http simplenpi https://simplenpi.com/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
how_to_get_an_npi — Answers "how do I get an NPI number", "how to apply for an NPI", "what do I need for an NPI", "what is an NPI", "NPI for a massage therapistlookup_npi — Free NPI lookup in the CMS NPPES registry (refreshed daily). Use for "look up an NPI", "find my NPI", "what is Dr Smith's NPI", "NPI registrverify_npi — Free NPI verification / validation by number from the CMS NPPES registry. Use for "verify this NPI", "is this NPI valid", "is my NPI active"start_npi_application — Use for "get me an NPI number", "I need an NPI", "apply for an NPI", "new NPI for a therapist / counselor / nurse / chiropractor / acupunctucheck_npi_status — Use for "did my NPI come through", "where is my NPI application", "NPI application status", "has my NPI been issued yet". Takes the status lsearch — Search the CMS NPI registry with a free-text query: a provider name ("Jane Smith UT"), a business name, or a 10-digit NPI. Free, no login. Rfetch — Fetch the full CMS registry record for one NPI (the id returned by search, or any 10-digit NPI): status, name, taxonomies and licenses, pracNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.