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AI summary

What does NPI mean?

What does NPI mean?

NPI means National Provider Identifier. It is the ten-digit identifier CMS assigns through NPPES to enumerated health care providers for standard administrative transactions. Type 1 identifies an individual and Type 2 identifies an organization. The number identifies the published NPPES record; it does not prove licensure, Medicare enrollment, or quality.

Published
2026-07-20
Retrieved
Not reported
Snapshot
sha256:664817578def6f590b0499e787671d6792057c73d2d49f3756b5dcc91fbd5e40
Data as of
2026-07-20

Source artifact receipts

Each receipt below describes its exact retained artifact or live source. Dates and digests never cross artifact boundaries.

NPPES NPI Registry

Evidence publisher: Centers for Medicare & Medicaid Services (CMS). Source date: 2026-07-20.

Published
Not reported
Retrieved
Not reported
Snapshot
Not retained for this live source artifact
Data as of
2026-07-20

No captured bytes are represented; use the live publisher link to re-check this source.

Scope and material limitation

What this answer covers

This is an identifier definition tied to the public NPPES record. Provider-reported names, addresses, taxonomy, and other fields can change and carry their own source dates.

Dated source facts

What the cited record says

Source-snapshot manifest receipt

Reproducible lineage, explicitly unsigned

This receipt attests the source snapshot manifest, not any individual fact.

The answer-series chain record is unsigned. It does not authenticate a person, organization, eligibility state, or individual fact.

Snapshot manifest SHA-256
5c3aa39fee9b6a91a0d4d3fb34840fe5453eb2cf3b4e7f5811097605219ed596
Previous chain SHA-256
e2d7b70cedd628493fe97cbd0bd8ed67c121afc6522952b90eebc19b6ab33abd
Current chain SHA-256
a64ba39f0764e3fbf906e686c29634926d1f43ab77f3fdce1cdb2e4079879110
signature_linked_facts
0
Answer-series chain status
unsigned

Primary-source chain

Follow the answer to its source

  1. NPPES NPI RegistryCenters for Medicare & Medicaid Services (CMS)Accessed:

    Limitation: NPPES is provider-reported enumeration data. An NPI does not establish licensure, Medicare enrollment, identity beyond the published record, or quality.

Re-derive this answer from the cited government file; no Fonteum account is required.

Methodology and limitations

How to interpret this answer

Methodology version: citation-answer/v1

  • NPPES fields are provider reported and are not a quality assessment.
Read the methodology

Frequently asked questions

Questions about this answer

Does an NPI prove a provider is licensed?
No. NPI enumeration and professional licensure are separate records maintained for different purposes.

What’s on file, by the numbers

Platform snapshot · 2026-07-27

13.4Mproviders & companiesProviders, organizations, owners, and facilities on file
26.2Msource-linked factsSource-linked field facts in the dated platform snapshot
90sources with dataDistinct snapshot source IDs with at least one positive record count
79fresh sourcesDistinct source IDs whose latest positive-data snapshot falls within the preceding 45 days
111sources integratedActive registry rows; integration does not establish a load
13state Medicaid jurisdictionsDistinct states represented in the state-exclusions serving table

Integrated, with-data, and fresh-observation counts are separate. No platform-wide source-completeness count is published. Completeness is source-specific and must be evaluated against the named source's expected scope. State coverage is a separate jurisdiction measure.

Source authority is record-specific

Use the issuer named on the record.

Fonteum spans federal, state, and global public publishers. A source page or returned record identifies its issuer and dataset where that metadata is available. A platform registry count does not assign every page to one authority or establish loaded, fresh, or complete coverage.

Browse source records and their stated limitations →

Reproducible by design

Inspect the evidence each published figure actually supplies.

Source and date

Research pages expose the named public file and observation date where those fields are available. Source-file SHA-256 coverage is separate; facts do not currently link deterministically to signatures.

Available derivation

Studies with a retained release and committed derivation link the SQL or method used. Other studies state the evidence and reproduction limits they actually have.

Daily observations

Dated table row-count observations can detect local drift. They do not imply that an upstream publisher released or Fonteum ingested new data that day.

Named medical review

Reviewed by Jennifer Montecillo, MD, medical reviewer. Non-practicing medical reviewer.

Read the full provenance and attestation methodology →

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