Individual provider Active NPI

Jennifer Leigh Gruber, LGSW

  • Social Worker
  • Martinsburg, WV
National Provider Identifier
1114807310
Registry record updated Apr 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
BP00947385 Issued in WV
Practice address
400 Foxcroft Ave
Martinsburg, WV 25401-5302
Phone
(304) 443-1408
NPI assigned
Sep 8, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 15, 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 BP00947385 WV Primary

Addresses

Primary practice location

400 Foxcroft Ave
Martinsburg, WV 25401-5302

Mailing address

1005 White Willow Way
Morgantown, WV 26505-6119
Phone (304) 513-3495

Other practice location 1

3 N Artizan St
Williamsport, MD 21795-1101
Phone (240) 217-8536

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
BP00947385WVMDSocial Worker

Practice roles

OrganizationSpecialtyStatusNew patients
GR&W, Inc PastSince Jan 1, 2013 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": "1757289600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776211200000",
    "number": "1114807310",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1005 WHITE WILLOW WAY",
            "city": "MORGANTOWN",
            "state": "WV",
            "postal_code": "265056119",
            "telephone_number": "304-513-3495"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "400 FOXCROFT AVE",
            "city": "MARTINSBURG",
            "state": "WV",
            "postal_code": "254015302",
            "telephone_number": "304-443-1408"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3 N Artizan St",
            "address_purpose": "LOCATION",
            "city": "Williamsport",
            "state": "MD",
            "postal_code": "217951101",
            "country_code": "US",
            "telephone_number": "240-217-8536",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GRUBER",
        "first_name": "JENNIFER",
        "middle_name": "LEIGH",
        "credential": "LGSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-09-08",
        "last_updated": "2026-04-15",
        "certification_date": "2026-04-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "WV",
            "license": "BP00947385",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Martinsburg, WV

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 15, 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.