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

LEAH KATZ
NPI 1295667681
Internal Medicine - Endocrinology, Diabetes & Metabolism in Maywood, NJ

Active since June 01, 2026
240 W PASSAIC ST STE 14, MAYWOOD, NJ 07607(201) 903-0070(201) 322-0287 Get Directions Write a Review

NPPES record added: June 1, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Leah Katz NPPES

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

LEAH KATZ (NPI 1295667681) is an individual endocrinology, diabetes & metabolism provider in Maywood, New Jersey, licensed in New Jersey (25MP00704300) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1295667681
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameLEAH KATZ
Location Address240 W PASSAIC ST STE 14Maywood, NJ 07607-1264
Mailing Address68 Ridge AvePassaic, NJ 07055-2419
Phone(201) 903-0070
Fax(201) 322-0287
Sole ProprietorYes
Enumeration DateJune 1, 2026
NPPES CertifiedJune 1, 2026
✔ NPI 1295667681 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in NJ · 25MP00704300
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
240 W PASSAIC ST STE 14, Maywood, NJ 07607
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 4

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

COMPREHENSIVE ENDOCRINOLOGY PC
Internal Medicine (Endocrinology, Diabetes & Metabolism)
240 W PASSAIC ST STE 14
MAYWOOD, NJ 07607
Bergen County (201) 903-0070
REBECCA FAITH GELIEBTER M.D.
Pediatrics (Pediatric Endocrinology)
240 W PASSAIC ST STE 14
MAYWOOD, NJ 07607
Bergen County (201) 903-0070
DR. ARI GELIEBTER MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
240 W PASSAIC ST STE 14
MAYWOOD, NJ 07607
Bergen County (201) 903-0070
EXPERT INPATIENT ENDOCRINOLOGY
Internal Medicine (Endocrinology, Diabetes & Metabolism)
240 W PASSAIC ST STE 14
MAYWOOD, NJ 07607
Bergen County (973) 259-6415

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 Leah Katz's NPI number?

The NPI number for Leah Katz is 1295667681. It was assigned to this individual provider in the NPPES registry on June 1, 2026.

Where is Leah Katz located?

Leah Katz practices at 240 W Passaic St Ste 14, Maywood, NJ 07607. The listed phone number is (201) 903-0070.

What is Leah Katz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

When was this NPI record last updated?

The NPPES record for Leah Katz was last updated on June 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.