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

Ms. Ashley Marie Defournoy, FNP, RN

Family Nurse Practitioner in East Patchogue, NY · enumerated 2015.

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

National Provider Identifier

1982096624

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Registry record

Entity type Individual (Type 1)

Name Ms. Ashley Marie Defournoy

Credential FNP, RN

Sex Female

Practice address East Patchogue, NY, 11772

Phone (516) 521-7353

Enumeration date Mar 3, 2015

Last updated in NPPES Aug 14, 2023

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

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 717208 (NY) Secondary

164W00000X Licensed Practical Nurse Nursing Service Providers · License 313453 (NY) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 350350 (NY) Primary

FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan. About the FNP credential

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 Ashley Defournoy?

The National Provider Identifier (NPI) for Ashley Defournoy is 1982096624, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ashley Defournoy practice?

The practice location on file with NPPES is in East Patchogue, 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 2023-08-14.