Individual provider Active NPI

Benjamin Libson Strogatz, MSS, LSW

  • Clinical Social Worker
  • Philadelphia, PA
National Provider Identifier
1184123572
Registry record updated Aug 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
SW135010 Issued in PA
Practice address
1500 Walnut St Ste 300
Philadelphia, PA 19102-3502
Phone
(215) 563-7863
NPI assigned
Feb 12, 2018
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 16, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X SW135010 PA Primary

Addresses

Primary practice location

1500 Walnut St Ste 300
Philadelphia, PA 19102-3502

Mailing address

301 S 19TH St Apt 7B
Philadelphia, PA 19103-2580
Phone (215) 460-5600

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

State licenses

LicenseStateTypeSpecialty
SW135010PAMDClinical Social Worker

NPI Registry JSON

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

{
    "created_epoch": "1518393600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786838400000",
    "number": "1184123572",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "301 S 19TH ST APT 7B",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191032580",
            "telephone_number": "215-460-5600"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 WALNUT ST STE 300",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191023502",
            "telephone_number": "215-563-7863"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "STROGATZ",
        "first_name": "BENJAMIN",
        "middle_name": "LIBSON",
        "credential": "MSS, LSW",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2018-02-12",
        "last_updated": "2026-08-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "PA",
            "license": "SW135010",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Philadelphia, PA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 16, 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.