Comparison
Product Contract vs Source Artifact
Raw NPPES files are authoritative inputs. NPI Data Hub adds product definitions, normalization, quality evidence, immutable artifacts, and a release catalog.
| Feature | NPI Data Hub | Raw NPPES Files |
|---|---|---|
| Official source | Derived from NPPES | |
| Product-level field contract | ||
| State and taxonomy packaging | ||
| Versioned manifest | ||
| Publication approval gate | ||
| Available today | Published catalog evidence |
Why NPI Data Hub
Documented row definitions
Versioned release evidence
Catalog-ready products
Explicit fixture and publication states
Why Raw NPPES Files
Primary CMS source
Complete dissemination scope
No product-layer interpretation
Review the published catalog, documented product contract, and immutable release evidence. Checkout and controlled downloads are not available yet.
Browse State DataFrequently Asked Questions
Does NPI Data Hub replace NPPES?
No. NPPES remains the source; the hub is a product and evidence layer built around specific releases.
Is official hub data available now?
The first official catalog release is published. Provider-row browsing stays private; secure checkout grants version-bound delivery after verified payment.