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

SOPHIE GABRIELLE KLAPPER MSW
NPI 1023944279
Counselor - Mental Health in New York, NY

Active since June 23, 2026
210 W 89TH ST APT 12A, NEW YORK, NY 10024(917) 902-4700 Get Directions Write a Review

NPPES record added: June 23, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Sophie Gabrielle Klapper Msw NPPES

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

SOPHIE GABRIELLE KLAPPER MSW (NPI 1023944279) is an individual mental health provider in New York, New York and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1023944279
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameSOPHIE GABRIELLE KLAPPERCredential: MSW
Location Address210 W 89TH ST APT 12ANew York, NY 10024-1813
Mailing Address210 W 89th St Apt 12aNew York, NY 10024-1813 · (917) 902-4700
Phone(917) 902-4700
Sole ProprietorYes
Enumeration DateJune 23, 2026
NPPES CertifiedJune 23, 2026
✔ NPI 1023944279 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
210 W 89TH ST APT 12A, New York, NY 10024
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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 Sophie Klapper's NPI number?

The NPI number for Sophie Klapper is 1023944279. It was assigned to this individual provider in the NPPES registry on June 23, 2026.

Where is Sophie Klapper located?

Sophie Klapper practices at 210 W 89th St Apt 12A, New York, NY 10024. The listed phone number is (917) 902-4700.

What is Sophie Klapper'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 Sophie Klapper was last updated on June 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 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.