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DR. NATHANIEL KLEYTMAN MD
NPI 1881538783
Student in an Organized Health Care Education/Training Program in New York, NY

Active since April 20, 2026
1901 1ST AVE, NEW YORK, NY 10029(212) 423-6058 Get Directions Write a Review

NPPES record last updated: April 20, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Nathaniel Kleytman Md NPPES

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

DR. NATHANIEL KLEYTMAN MD (NPI 1881538783) is an individual student in an organized health care education/training program in New York, New York and active in the NPI registry since April 2026.

NPPES Registry Identity

NPI1881538783
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameDR. NATHANIEL KLEYTMANCredential: MD
Location Address1901 1ST AVENew York, NY 10029-7494
Mailing Address1901 1st AveNew York, NY 10029-7494 · (212) 423-6058
Phone(212) 423-6058
Sole ProprietorNo
Enumeration DateApril 20, 2026
NPPES CertifiedApril 19, 2026
✔ NPI 1881538783 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
1901 1ST AVE, New York, NY 10029
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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.

KENNETH BOMPAROLA PA
Physician Assistant
1901 1ST AVE
NEW YORK, NY 10029
New York County (212) 423-6262
ESEOGHENE INYANG AKAMUNE PHARMD
Pharmacist (Pharmacotherapy)
1901 1ST AVE
NEW YORK, NY 10029
New York County (212) 423-6262
JONATHAN CHABON MD
Emergency Medicine
1901 1ST AVE
NEW YORK, NY 10029
New York County (212) 423-6684
KRITI BHANDARI MD
Student in an Organized Health Care Education/Training Program
1901 1ST AVE
NEW YORK, NY 10029
New York County (646) 988-5168
SEBASTIAN MARK MENDEZ
Psychiatry & Neurology (Psychiatry)
1901 1ST AVE
NEW YORK, NY 10029
New York County (646) 672-3143
KYRA QUYNN MANAYAN-LEONARD MD
Student in an Organized Health Care Education/Training Program
1901 1ST AVE
NEW YORK, NY 10029
New York County (844) 692-4692
ELENA ALAYETO LCSW
Social Worker (Clinical)
1901 1ST AVE
NEW YORK, NY 10029
New York County (212) 423-8633
BEATA EDYTA POPIS-MATEJAK MD
Internal Medicine (Critical Care Medicine)
1901 1ST AVE
NEW YORK, NY 10029
New York County (212) 423-6771

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 Nathaniel Kleytman's NPI number?

The NPI number for Nathaniel Kleytman is 1881538783. It was assigned to this individual provider in the NPPES registry on April 20, 2026.

Where is Nathaniel Kleytman located?

Nathaniel Kleytman practices at 1901 1st Ave, New York, NY 10029. The listed phone number is (212) 423-6058.

What is Nathaniel Kleytman's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

When was this NPI record last updated?

The NPPES record for Nathaniel Kleytman was last updated on April 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.