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WHITNEY MARRIS LCSW
NPI 1649872235
Social Worker - Clinical in Alexandria, VA

Active since November 10, 2020
211 N UNION ST STE 150, ALEXANDRIA, VA 22314(703) 261-4777 Get Directions Write a Review

NPPES record last updated: July 29, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 5, 2023, Nov 10, 2020 (2 updates tracked since 2020).

About Whitney Marris Lcsw NPPES

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

WHITNEY MARRIS LCSW (NPI 1649872235) is an individual clinical provider in Alexandria, Virginia, licensed in Virginia (0904015226) and active in the NPI registry since November 2020. She maintains 2 additional practice locations.

NPPES Registry Identity

NPI1649872235
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameWHITNEY MARRISCredential: LCSW
Location Address211 N UNION ST STE 150Alexandria, VA 22314-2643
Mailing Address211 N Union St Ste 150Alexandria, VA 22314-2643
Phone(703) 261-4777
Sole ProprietorNo
Enumeration DateNovember 10, 2020
Last NPPES UpdateJuly 29, 20252 updates tracked since enumeration
NPPES CertifiedJuly 29, 2025
✔ NPI 1649872235 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Licenses✔ Licensed in VA · 0904015226✔ Licensed in VA · 0903003104✔ Licensed in VA · 0904025226
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.
211 N UNION ST STE 150, Alexandria, VA 22314
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Secondary Practice Locations 2

Location 13921 Blenheim Boulevard, Suite 73CFairfax, VA 22030 · Phone (703) 261-4777
Location 22121 Eisenhower Ave Ste 200Alexandria, VA 22314-4688 · Phone (703) 552-2722

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

WEAVING WHOLENESS WITH WHITNEY, PLLC
Social Worker (Clinical)
211 N UNION ST STE 150
ALEXANDRIA, VA 22314
Alexandria City (703) 261-4777

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 Whitney Marris's NPI number?

The NPI number for Whitney Marris is 1649872235. It was assigned to this individual provider in the NPPES registry on November 10, 2020.

Where is Whitney Marris located?

Whitney Marris practices at 211 N Union St Ste 150, Alexandria, VA 22314. The listed phone number is (703) 261-4777.

What is Whitney Marris'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 Whitney Marris was last updated on July 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.