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

GERTRUDIS M ALONSO AREVALO LCSW
NPI 1629903182
Social Worker - Clinical in Vienna, VA

Active since June 16, 2026
450 MAPLE AVE E STE 303F, VIENNA, VA 22180(571) 263-3737 Get Directions Write a Review

NPPES record added: June 16, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Gertrudis M Alonso Arevalo Lcsw NPPES

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

GERTRUDIS M ALONSO AREVALO LCSW (NPI 1629903182) is an individual clinical provider in Vienna, Virginia, licensed in Virginia (0904018523) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1629903182
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameGERTRUDIS M ALONSO AREVALOCredential: LCSW
Location Address450 MAPLE AVE E STE 303FVienna, VA 22180-4743
Mailing Address14469 Saint Germain DrCentreville, VA 20121-2225 · (571) 263-3737
Sole ProprietorNo
Enumeration DateJune 16, 2026
NPPES CertifiedJune 16, 2026
NPI 1629903182 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 VA · 0904018523
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.
450 MAPLE AVE E STE 303F, Vienna, VA 22180

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 Gertrudis Alonso Arevalo's NPI number?

The NPI number for Gertrudis Alonso Arevalo is 1629903182. It was assigned to this individual provider in the NPPES registry on June 16, 2026.

Where is Gertrudis Alonso Arevalo located?

Gertrudis Alonso Arevalo practices at 450 Maple Ave E Ste 303F, Vienna, VA 22180. The listed phone number is (571) 263-3737.

What is Gertrudis Alonso Arevalo'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 Gertrudis Alonso Arevalo was last updated on June 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 53 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.