Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MS. MARLENE NASSAR LICSW
NPI 1831131259
Social Worker - Clinical in North Andover, MA

Active since June 11, 2006
451 ANDOVER ST, SUITE 195, NORTH ANDOVER, MA 01845(978) 685-8800(978) 685-8808 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Ms. Marlene Nassar Licsw NPPES

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

MS. MARLENE NASSAR LICSW (NPI 1831131259) is an individual clinical provider in North Andover, Massachusetts, licensed in Massachusetts (105621) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1831131259
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. MARLENE NASSARCredential: LICSW
Location Address451 ANDOVER ST, SUITE 195North Andover, MA 01845-5044
Mailing Address451 Andover St, Suite 195North Andover, MA 01845-5044 · (978) 685-8800 · Fax (978) 685-8808
Fax(978) 685-8808
Sole ProprietorNo
Enumeration DateJune 11, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1831131259 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 MA · 105621
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.

451 ANDOVER ST, North Andover, MA 01845

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.

Dentist (General Practice)
451 ANDOVER ST, STE G6
NORTH ANDOVER, MA 01845
Specialist
451 ANDOVER ST, SUITE 335
N ANDOVER, MA 01845
Psychologist
451 ANDOVER ST, SUITE 301
NORTH ANDOVER, MA 01845
Podiatrist (Foot Surgery)
451 ANDOVER ST, SUITE 209
NORTH ANDOVER, MA 01845
Social Worker (Clinical)
451 ANDOVER ST, SUITE 213
NORTH ANDOVER, MA 01845
Social Worker (Clinical)
451 ANDOVER ST, SUITE 185
NORTH ANDOVER, MA 01845
Clinic/Center (Medical Specialty)
451 ANDOVER ST
NORTH ANDOVER, MA 01845
Home Health
451 ANDOVER ST, SUITE #211A
NORTH ANDOVER, MA 01845

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 Marlene Nassar's NPI number?

The NPI number for Marlene Nassar is 1831131259. It was assigned to this individual provider in the NPPES registry on June 11, 2006.

Where is Marlene Nassar located?

Marlene Nassar practices at 451 Andover St Suite 195, North Andover, MA 01845. The listed phone number is (978) 685-8800.

What is Marlene Nassar'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 Marlene Nassar was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.