Individual provider Active NPI

Carolyn Muller

  • Social Worker
  • Brooklyn, NY
National Provider Identifier
1669392718
Registry record updated Jul 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
124312 Issued in NY
Practice address
150 55TH St
Brooklyn, NY 11220-2508
Phone
(718) 630-7000
NPI assigned
Jul 20, 2026
Last updated
Jul 20, 2026By the provider in NPPES
Sex
Unspecified or another gender identity
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 20, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X 124312 NY Primary

Addresses

Primary practice location

150 55TH St
Brooklyn, NY 11220-2508

Mailing address

200 E End Ave Apt 8K
New York, NY 10128-7890

Other practice location 1

200 E End Ave Apt 8K
New York, NY 10128-7890
Phone (646) 476-3345

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

NPI Registry JSON

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

{
    "created_epoch": "1784505600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784505600000",
    "number": "1669392718",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "200 E END AVE APT 8K",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "101287890"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "150 55TH ST",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112202508",
            "telephone_number": "718-630-7000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 E End Ave Apt 8K",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "101287890",
            "country_code": "US",
            "telephone_number": "646-476-3345",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MULLER",
        "first_name": "CAROLYN",
        "sole_proprietor": "NO",
        "sex": "X",
        "enumeration_date": "2026-07-20",
        "last_updated": "2026-07-20",
        "certification_date": "2026-07-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "NY",
            "license": "124312",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Brooklyn, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 20, 2026; 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.