Organization Active NPI

Simon J Langer LCSW PLLC

  • Clinical Social Worker
  • New York, NY
National Provider Identifier
1164391744
Registry record updated Nov 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
Legal business name
SIMON J LANGER LCSW PLLC
Practice address
201 W 21St St.
New York, NY 10011-3133
Phone
(917) 617-0243
NPI assigned
Nov 3, 2025
Last updated
Nov 18, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Nov 18, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Simon J LangerNPI 1841494663
Title
Owner
Phone
(917) 617-0243

Authorized official NPPES reports the official by name only. The link goes to the one practitioner with that name whose NPPES practice address or phone number is this organization’s.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X Primary

Addresses

Primary practice location

201 W 21St St.
New York, NY 10011-3133

Mailing address

201 W 21St St Apt 3K
New York, NY 10011-3134
Phone (917) 617-0243

National Provider Directory

National Provider Directory

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1762128000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1763424000000",
    "number": "1164391744",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "201 W 21ST ST APT 3K",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100113134",
            "telephone_number": "917-617-0243"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "201 W 21ST ST.",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100113133",
            "telephone_number": "917-617-0243"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SIMON J LANGER LCSW PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-11-03",
        "last_updated": "2025-11-18",
        "certification_date": "2025-11-18",
        "status": "A",
        "authorized_official_last_name": "LANGER",
        "authorized_official_first_name": "SIMON",
        "authorized_official_middle_name": "J",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "917-617-0243"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 18, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.