MR. SANDOR DANIEL ILLEMSZKY LICSW
NPI 1114239977
Social Worker - Clinical in Washington, DC

Active since July 09, 2010
50 IRVING ST NW, WASHINGTON, DC 20422(202) 745-8000 Get Directions Write a Review

NPPES record last updated: June 29, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mr. Sandor Daniel Illemszky Licsw NPPES

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

MR. SANDOR DANIEL ILLEMSZKY LICSW (NPI 1114239977) is an individual clinical provider in Washington, District Of Columbia, licensed in District Of Columbia (LC50079728) and active in the NPI registry since July 2010.

NPPES Registry Identity

NPI1114239977
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. SANDOR DANIEL ILLEMSZKYCredential: LICSW
Location Address50 IRVING ST NWWashington, DC 20422-0001
Mailing Address50 Irving St NwWashington, DC 20422-0001 · (202) 745-8000
Sole ProprietorNo
Enumeration DateJuly 9, 2010
Last NPPES UpdateJune 29, 2025
NPPES CertifiedJune 29, 2025
NPI 1114239977 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 DC · LC50079728 Licensed in MD · 32875
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.

50 IRVING ST NW, Washington, DC 20422

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.

Pharmacist
50 IRVING ST NW
WASHINGTON, DC 20422
Social Worker (Clinical)
50 IRVING ST NW
WASHINGTON, DC 20422
Nurse Practitioner (Family)
50 IRVING ST NW
WASHINGTON, DC 20422
Internal Medicine (Cardiovascular Disease)
50 IRVING ST NW
WASHINGTON, DC 20422
Military Hospital (Military General Acute Care Hospital)
50 IRVING ST NW
WASHINGTON, DC 20422
Social Worker (Clinical)
50 IRVING ST NW
WASHINGTON, DC 20422
Occupational Therapist
50 IRVING ST NW
WASHINGTON, DC 20422
Social Worker (Clinical)
50 IRVING ST NW
WASHINGTON, DC 20422

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 Sandor Illemszky's NPI number?

The NPI number for Sandor Illemszky is 1114239977. It was assigned to this individual provider in the NPPES registry on July 9, 2010.

Where is Sandor Illemszky located?

Sandor Illemszky practices at 50 Irving St NW, Washington, DC 20422. The listed phone number is (202) 745-8000.

What is Sandor Illemszky'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 Sandor Illemszky was last updated on June 29, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.