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MS. NANCY DEREKSEN
NPI 1689884546
Social Worker - Clinical in Pelham, NY

Active since May 22, 2007
111 SECOND AVE, PELHAM, NY 10803(914) 738-4226 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Nancy Dereksen NPPES

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

MS. NANCY DEREKSEN (NPI 1689884546) is an individual clinical provider in Pelham, New York, licensed in New York (R025105-1) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1689884546
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. NANCY DEREKSEN
Location Address111 SECOND AVEPelham, NY 10803-1419
Mailing Address111 Second AvePelham, NY 10803-1419 · (014) 738-4226
Phone(914) 738-4226
Sole ProprietorYes
Enumeration DateMay 22, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1689884546 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in NY · R025105-1
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
111 SECOND AVE, Pelham, NY 10803
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Other Names 1

Former Name (1)Ms. Nancy Jane Olsgard Lcsw

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 Nancy Dereksen's NPI number?

The NPI number for Nancy Dereksen is 1689884546. It was assigned to this individual provider in the NPPES registry on May 22, 2007. The provider is also known as Ms. Nancy Jane Olsgard Lcsw.

Where is Nancy Dereksen located?

Nancy Dereksen practices at 111 Second Ave, Pelham, NY 10803. The listed phone number is (914) 738-4226.

What is Nancy Dereksen's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for Nancy Dereksen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.