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

MS. MARION LEVENSON ROSS LICSW
NPI 1205814944
Social Worker - Clinical in Waltham, MA

Active since January 04, 2006
1430 MAIN ST, WALTHAM, MA 02451(781) 693-5634 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. Marion Levenson Ross Licsw NPPES

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

MS. MARION LEVENSON ROSS LICSW (NPI 1205814944) is an individual clinical provider in Waltham, Massachusetts, licensed in Massachusetts (103672) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1205814944
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. MARION LEVENSON ROSSCredential: LICSW
Location Address1430 MAIN STWaltham, MA 02451-1623
Mailing Address31 Flagg RdSouthboro, MA 01772-1416 · (508) 481-7739
Sole ProprietorNo
Enumeration DateJanuary 4, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1205814944 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 · 103672
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.

1430 MAIN ST, Waltham, MA 02451

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.

Social Worker (Clinical)
1430 MAIN ST
WALTHAM, MA 02451
Behavior Analyst
1430 MAIN ST
WALTHAM, MA 02451
Counselor (Mental Health)
1430 MAIN ST
WALTHAM, MA 02451
Social Worker (Clinical)
1430 MAIN ST
WALTHAM, MA 02451
Social Worker (Clinical)
1430 MAIN ST
WALTHAM, MA 02451
Social Worker (Clinical)
1430 MAIN ST
WALTHAM, MA 02451
Social Worker
1430 MAIN ST
WALTHAM, MA 02451
Behavior Analyst
1430 MAIN ST
WALTHAM, MA 02451

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 Marion Ross's NPI number?

The NPI number for Marion Ross is 1205814944. It was assigned to this individual provider in the NPPES registry on January 4, 2006.

Where is Marion Ross located?

Marion Ross practices at 1430 Main St, Waltham, MA 02451. The listed phone number is (781) 693-5634.

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