Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. James Prego, ND

Q: What is the NPI number for James Prego?

The National Provider Identifier (NPI) for James Prego is 1851540876, a Type 1 (individual) record in the CMS NPPES registry.

Naturopath in Islip, NY · enumerated 2008.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1851540876

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Registry record

Entity type Individual (Type 1)

Name Dr. James Prego

Credential ND

Sex Male

Practice address Islip, NY, 11751

Phone (631) 650-0268

Fax (631) 930-3963

Enumeration date Sep 15, 2008

Last updated in NPPES Sep 15, 2008

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

175F00000X Naturopath Other Service Providers · License 1385 (WA) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for James Prego?

The National Provider Identifier (NPI) for James Prego is 1851540876, a Type 1 (individual) record in the CMS NPPES registry.

Where does James Prego practice?

The practice location on file with NPPES is in Islip, NY. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-09-15.