GEORGE ALEXANDER MESIAS LCSW
NPI 1366728339
Social Worker - Clinical in Bethesda, MD

Active since October 22, 2011
8901 ROCKVILLE PIKE, BETHESDA, MD 20889(301) 295-9851 Get Directions Write a Review

NPPES record last updated: October 8, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Oct 8, 2025, Feb 9, 2024 (2 updates tracked since 2024).

About George Alexander Mesias Lcsw NPPES

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

GEORGE ALEXANDER MESIAS LCSW (NPI 1366728339) is an individual clinical provider in Bethesda, Maryland, licensed in Illinois (149016300) and active in the NPI registry since October 2011.

NPPES Registry Identity

NPI1366728339
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameGEORGE ALEXANDER MESIASCredential: LCSW
Location Address8901 ROCKVILLE PIKEBethesda, MD 20889-0001
Mailing Address8901 Rockville PikeBethesda, MD 20889-0001 · (301) 295-9851
Sole ProprietorNo
Enumeration DateOctober 22, 2011
Last NPPES UpdateOctober 8, 20252 updates tracked since enumeration
NPPES CertifiedOctober 8, 2025
NPI 1366728339 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 IL · 149016300
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.
8901 ROCKVILLE PIKE, Bethesda, MD 20889

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.

Dermatology (Dermatopathology)
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Surgery
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Internal Medicine (Endocrinology, Diabetes & Metabolism)
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Obstetrics & Gynecology
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Anesthesiology
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Internal Medicine
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Military Health Care Provider
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Emergency Medicine
8901 ROCKVILLE PIKE
BETHESDA, MD 20889

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 George Mesias's NPI number?

The NPI number for George Mesias is 1366728339. It was assigned to this individual provider in the NPPES registry on October 22, 2011.

Where is George Mesias located?

George Mesias practices at 8901 Rockville Pike, Bethesda, MD 20889. The listed phone number is (301) 295-9851.

What is George Mesias'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 George Mesias was last updated on October 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.