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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

NATHALIE LEONARDO LSW
NPI 1093635419
Social Worker in Princeton, NJ

Active since July 16, 2026
707 ALEXANDER RD STE 102, PRINCETON, NJ 08540(609) 987-8100 Get Directions Write a Review

NPPES record added: July 16, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Nathalie Leonardo Lsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NATHALIE LEONARDO LSW (NPI 1093635419) is an individual social worker in Princeton, New Jersey, licensed in New Jersey (44SL07440100) and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1093635419
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameNATHALIE LEONARDOCredential: LSW
Location Address707 ALEXANDER RD STE 102Princeton, NJ 08540-6331
Mailing Address214 Summer AveNewark, NJ 07104-2627 · (973) 868-8453
Phone(609) 987-8100
Sole ProprietorNo
Enumeration DateJuly 16, 2026
NPPES CertifiedJuly 16, 2026
✔ NPI 1093635419 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in NJ · 44SL07440100
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
707 ALEXANDER RD STE 102, Princeton, NJ 08540
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Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

REBECCA LYNN JENSEN COMPTON
Student in an Organized Health Care Education/Training Program
707 ALEXANDER RD STE 102
PRINCETON, NJ 08540
Mercer County (609) 987-8100
MRS. ARLENE MARIA MUNOZ
Social Worker
707 ALEXANDER RD STE 102
PRINCETON, NJ 08540
Mercer County (609) 987-8100
CLAIRE BROWN
Social Worker
707 ALEXANDER RD STE 102
PRINCETON, NJ 08540
Mercer County (609) 987-8100
CHRISTOPHER STANLEY
Social Worker (Clinical)
707 ALEXANDER RD STE 102
PRINCETON, NJ 08540
Mercer County (609) 987-8100
JULIE DRAKE
Social Worker
707 ALEXANDER RD STE 102
PRINCETON, NJ 08540
Mercer County (609) 987-8100
MS. MARGARITA LEAHY MA,NCC,LAC
Counselor (Mental Health)
707 ALEXANDER RD STE 102
PRINCETON, NJ 08540
Mercer County (609) 987-8100
JESSICA ENGELHART SOCIAL WORKER
Social Worker (Clinical)
707 ALEXANDER RD STE 102
PRINCETON, NJ 08540
Mercer County (609) 987-8100

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nathalie Leonardo's NPI number?

The NPI number for Nathalie Leonardo is 1093635419. It was assigned to this individual provider in the NPPES registry on July 16, 2026.

Where is Nathalie Leonardo located?

Nathalie Leonardo practices at 707 Alexander Rd Ste 102, Princeton, NJ 08540. The listed phone number is (609) 987-8100.

What is Nathalie Leonardo's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Nathalie Leonardo was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.