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Donna Dufour

Donna Dufour is a Behavior Analyst provider (Behavior Analyst) practicing in North Baldwin, NY, registered in the NPPES registry with NPI 1609139351 since 2012.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1609139351
Entity type Individual (Type 1)
Name Donna Dufour
Sex Female
Practice address North Baldwin, NY, 11510
Phone 5163773910
Enumeration date 2012-06-18
Last updated in NPPES 2012-06-18

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

Taxonomy & licenses

Taxonomy code Specialty Primary License State
103K00000X Behavior Analyst Primary
Copy-ready billing details
Provider: Donna Dufour
NPI: 1609139351
Taxonomy: 103K00000X (Behavior Analyst)
Address: North Baldwin, NY, 11510

Verify this record

Cross-check NPI 1609139351 against the authoritative CMS record: view Donna Dufour on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

Where does Donna Dufour practice?
The practice location on file with NPPES is in North Baldwin, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Donna Dufour?
The National Provider Identifier (NPI) for Donna Dufour is 1609139351, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2012-06-18.