Individual provider Active NPI

Marielle Elizabeth Silberman, LCSW

  • Social Worker
  • North Wales, PA
National Provider Identifier
1740919471
Registry record updated Oct 14, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
SW139223 Issued in PA
Practice address
514 W Montgomery Ave
North Wales, PA 19454-2604
Phone
(267) 994-5120
NPI assigned
Jun 8, 2022
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 14, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X CW026576 PA
Social Worker 104100000X SW139223 PA Primary

Addresses

Primary practice location

514 W Montgomery Ave
North Wales, PA 19454-2604

Mailing address

514 W Montgomery Ave
North Wales, PA 19454-2604
Phone (267) 994-5120

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
SW139223PAMDSocial Worker
CW026576PAMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Tiffany Griffiths Psy D & Associates Inc Social Worker PastSince Jun 1, 2022 Accepting new patients

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1654646400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760400000000",
    "number": "1740919471",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "514 W MONTGOMERY AVE",
            "city": "NORTH WALES",
            "state": "PA",
            "postal_code": "194542604",
            "telephone_number": "267-994-5120"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "514 W MONTGOMERY AVE",
            "city": "NORTH WALES",
            "state": "PA",
            "postal_code": "194542604",
            "telephone_number": "267-994-5120"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SILBERMAN",
        "first_name": "MARIELLE",
        "middle_name": "ELIZABETH",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2022-06-08",
        "last_updated": "2025-10-14",
        "certification_date": "2025-10-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "PA",
            "license": "CW026576",
            "primary": false
        },
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "PA",
            "license": "SW139223",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in North Wales, PA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 14, 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.