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NPPES NPI Registry API
Lookup US healthcare provider identifiers.
Visit NPPES NPI Registry APIDocs
| Category | Medical & Clinical Data |
|---|---|
| Authentication | No auth |
| Pricing | Free |
| Website | https://npiregistry.cms.hhs.gov/ |
| Docs | https://npiregistry.cms.hhs.gov/api-page |
| Last checked | 2026-10-14 |
| As JSON | /api/v1/directory/nppes-npi-registry-api.json |
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