Individual provider Active NPI

Marc Huffman, BSW, LSW

  • Social Worker
  • Whitehall, OH
National Provider Identifier
1679375471
Registry record updated Sep 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
S.2512465 Issued in OH
Practice address
4653 E Main St
Whitehall, OH 43213-3298
Phone
(800) 329-5113
NPI assigned
Mar 25, 2025
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 9, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Counselor 101Y00000X
Social Worker 104100000X S.2512465 OH Primary

Addresses

Primary practice location

4653 E Main St
Whitehall, OH 43213-3298

Mailing address

4653 E Main St
Whitehall, OH 43213-3298

Other practice location 1

320 Executive Dr
Marion, OH 43302-6310
Phone (740) 383-1351

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
S.2512465OHMDSocial Worker

NPI Registry JSON

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

{
    "created_epoch": "1742860800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788912000000",
    "number": "1679375471",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4653 E MAIN ST",
            "city": "WHITEHALL",
            "state": "OH",
            "postal_code": "432133298"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4653 E MAIN ST",
            "city": "WHITEHALL",
            "state": "OH",
            "postal_code": "432133298",
            "telephone_number": "800-329-5113"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "320 Executive Dr",
            "address_purpose": "LOCATION",
            "city": "Marion",
            "state": "OH",
            "postal_code": "433026310",
            "country_code": "US",
            "telephone_number": "740-383-1351",
            "fax_number": "419-526-7939",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HUFFMAN",
        "first_name": "MARC",
        "credential": "BSW, LSW",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2025-03-25",
        "last_updated": "2026-09-09",
        "certification_date": "2026-09-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101Y00000X",
            "taxonomy_group": "",
            "desc": "Counselor",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "OH",
            "license": "S.2512465",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Whitehall, OH

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 9, 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.