Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Nicole Michelle Duffy, LMSW

Q: What is the NPI number for Nicole Duffy?

The National Provider Identifier (NPI) for Nicole Duffy is 1245052240, a Type 1 (individual) record in the CMS NPPES registry.

Mental Health Counselor in Ronkonkoma, NY · enumerated 2024.

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

National Provider Identifier

1245052240

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Registry record

Entity type Individual (Type 1)

Name Nicole Michelle Duffy

Credential LMSW

Sex Female

Practice address 3285 Veterans Memorial Hwy Ste A13, Ronkonkoma, NY, 11779

Phone (631) 666-8833

Enumeration date Oct 30, 2024

Last updated in NPPES Oct 30, 2024

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License 122054 (NY) 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 Nicole Duffy?

The National Provider Identifier (NPI) for Nicole Duffy is 1245052240, a Type 1 (individual) record in the CMS NPPES registry.

Where does Nicole Duffy practice?

The practice location on file with NPPES is in Ronkonkoma, 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 2024-10-30.