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MITCHELL KOENIG LCSW
NPI 1679400543
Social Worker - Clinical in Rockville Centre, NY

Active since May 06, 2026
55 BAYLIS RD, ROCKVILLE CENTRE, NY 11570(516) 993-2047 Get Directions Write a Review

NPPES record last updated: May 6, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mitchell Koenig Lcsw NPPES

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

MITCHELL KOENIG LCSW (NPI 1679400543) is an individual clinical provider in Rockville Centre, New York, licensed in New Jersey (44SC06648900) and active in the NPI registry since May 2026.

NPPES Registry Identity

NPI1679400543
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMITCHELL KOENIGCredential: LCSW
Location Address55 BAYLIS RDRockville Centre, NY 11570-1111
Mailing Address55 Baylis RdRockville Centre, NY 11570-1111 · (516) 993-2047
Phone(516) 993-2047
Sole ProprietorYes
Enumeration DateMay 6, 2026
NPPES CertifiedMay 5, 2026
✔ NPI 1679400543 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 NJ · 44SC06648900
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.
55 BAYLIS RD, Rockville Centre, NY 11570
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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 Mitchell Koenig's NPI number?

The NPI number for Mitchell Koenig is 1679400543. It was assigned to this individual provider in the NPPES registry on May 6, 2026.

Where is Mitchell Koenig located?

Mitchell Koenig practices at 55 Baylis Rd, Rockville Centre, NY 11570. The listed phone number is (516) 993-2047.

What is Mitchell Koenig'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 Mitchell Koenig was last updated on May 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.