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KATELYN LEONG
NPI 1104553163
Counselor - Mental Health in New York, NY

Active since August 01, 2022
1199 PARK AVE, NEW YORK, NY 10128(914) 418-4783 Get Directions Write a Review

NPPES record last updated: October 13, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 6, 2024, Aug 1, 2022 (2 updates tracked since 2022).

About Katelyn Leong NPPES

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

KATELYN LEONG (NPI 1104553163) is an individual mental health provider in New York, New York, licensed in New York (014836) and active in the NPI registry since August 2022.

NPPES Registry Identity

NPI1104553163
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameKATELYN LEONG
Location Address1199 PARK AVENew York, NY 10128-1711
Mailing Address1199 Park AveNew York, NY 10128-1711
Phone(914) 418-4783
Sole ProprietorNo
Enumeration DateAugust 1, 2022
Last NPPES UpdateOctober 13, 20252 updates tracked since enumeration
NPPES CertifiedOctober 13, 2025
✔ NPI 1104553163 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in NY · 014836
1199 PARK AVE, New York, NY 10128
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Other Providers at the Same Location NPPES 20

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

MAXINE L. GANN PSYCHOLOGIST, P.C.
Psychologist
1199 PARK AVE, SUITE 1K
NEW YORK, NY 10128
New York County (212) 860-3368
DR. DONALD ARTHUR BERGMAN M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1199 PARK AVE, SUITE 1F
NEW YORK, NY 10128
New York County (212) 876-7333
LEONARD M. MATTES M.D., P.C.
Internal Medicine (Cardiovascular Disease)
1199 PARK AVE, SUITE 1F
NEW YORK, NY 10128
New York County (212) 876-7045
VICTORIYA SLAVICH PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
1199 PARK AVE
NEW YORK, NY 10128
New York County (212) 828-7473
OLIVIA LOMBARDO
Counselor (Mental Health)
1199 PARK AVE
NEW YORK, NY 10128
New York County (409) 651-1300
IRINA NEDELCHEV
Counselor (Mental Health)
1199 PARK AVE
NEW YORK, NY 10128
New York County (212) 828-7473
MATTHEW TILTON
Counselor (Mental Health)
1199 PARK AVE
NEW YORK, NY 10128
New York County (212) 828-7473
STEPHANIE GOMEZ LMHC, NCC
Counselor (Mental Health)
1199 PARK AVE
NEW YORK, NY 10128
New York County (212) 828-7473

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 Katelyn Leong's NPI number?

The NPI number for Katelyn Leong is 1104553163. It was assigned to this individual provider in the NPPES registry on August 1, 2022.

Where is Katelyn Leong located?

Katelyn Leong practices at 1199 Park Ave, New York, NY 10128. The listed phone number is (914) 418-4783.

What is Katelyn Leong's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Katelyn Leong was last updated on October 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.