Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JONATHAN FREDERICK ALEX LCSW
NPI 1669424305
Social Worker - Clinical in New York, NY

Active since May 17, 2006
423 E 23RD ST, NEW YORK, NY 10010(212) 686-7500 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Male
  • Social Worker
  • Clinical

About JONATHAN ALEX

This page provides the complete NPI Profile along with additional information for Jonathan Alex, a provider established in New York, New York with a medical specialization in Social Worker, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1669424305 assigned on May 2006. The practitioner's primary taxonomy code is 1041C0700X with license number R052139-1 (NY). The provider is registered as an individual and his NPI record was last updated July 2026.

NPI
1669424305 Verify this NPI
Provider Name
JONATHAN FREDERICK ALEX LCSW
Gender
Male
Entity Type
Individual
Location Address
423 E 23RD ST NEW YORK, NY 10010
Location Phone
(212) 686-7500
Mailing Address
50 W 34TH ST APT 22B3 NEW YORK, NY 10001
Mailing Phone
(212) 239-1326
Is Sole Proprietor?
No
Enumeration Date
05-17-2006
Last Update Date
07-13-2026
Code Navigator

A clinical social worker like Jonathan Alex is licensed to diagnose and treat mental, behavioral, and emotional disorders. A clinical social worker helps patients develop strategies to change behavior or cope with difficult situations and refer patients to other resources or services, such as support groups or other mental health professionals.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Social Worker Clinical

Taxonomy Code
1041C0700X
Type
Behavioral Health & Social Service Providers
License No.
R052139-1
License State
NY
Taxonomy Description
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.

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Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Psychiatry)
423 E 23RD ST
NEW YORK, NY 10010
Emergency Medicine (Emergency Medical Services)
423 E 23RD ST
NEW YORK, NY 10010
Anesthesiology
423 E 23RD ST
NEW YORK, NY 10010
Nurse Practitioner (Gerontology)
423 E 23RD ST
NEW YORK, NY 10010
Internal Medicine (Gastroenterology)
423 E 23RD ST
NEW YORK, NY 10010
Psychiatry & Neurology (Neurology)
423 E 23RD ST
NEW YORK, NY 10010
Psychiatry & Neurology (Neurology)
423 E 23RD ST
NEW YORK, NY 10010
Physical Therapist
423 E 23RD ST
NEW YORK, NY 10010
Occupational Therapist
423 E 23RD ST
NEW YORK, NY 10010
Occupational Therapist
423 E 23RD ST
NEW YORK, NY 10010
Nurse Anesthetist, Certified Registered
423 E 23RD ST
NEW YORK, NY 10010
Internal Medicine
423 E 23RD ST
NEW YORK, NY 10010
Nurse Practitioner (Gerontology)
423 E 23RD ST
NEW YORK, NY 10010
Physical Therapist
423 E 23RD ST
NEW YORK, NY 10010
Occupational Therapy Assistant
423 E 23RD ST
NEW YORK, NY 10010
Nurse Practitioner (Adult Health)
423 E 23RD ST
NEW YORK, NY 10010
Nurse Practitioner (Adult Health)
423 E 23RD ST
NEW YORK, NY 10010
Physical Medicine & Rehabilitation
423 E 23RD ST
NEW YORK, NY 10010
Nurse Practitioner (Adult Health)
423 E 23RD ST
NEW YORK, NY 10010
Nurse Practitioner (Adult Health)
423 E 23RD ST
NEW YORK, NY 10010

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669424305, enumerated as an "individual" on May 17, 2006.

The provider is located at 423 E 23RD ST NEW YORK, NY 10010 and the phone number is (212) 686-7500.

Social Worker with taxonomy code 1041C0700X and a focus in Clinical.