Individual provider Active NPI

Mary Lou Fahey, LCSW

  • Clinical Social Worker
  • Manassas, VA
National Provider Identifier
1063537595
Registry record updated Jan 17, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
0904004560 Issued in VA
Practice address
7969 Ashton Ave
Manassas, VA 20109-2885
Phone
(703) 792-7800
Fax
(703) 792-5699
NPI assigned
Mar 21, 2007
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 17, 2008

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 0904004560 VA Primary

Addresses

Primary practice location

7969 Ashton Ave
Manassas, VA 20109-2885

Mailing address

7969 Ashton Ave
Manassas, VA 20109-2885
Phone (703) 792-7800

Other identifiers 3

IdentifierTypeStateIssuer
292737OtherVAAMERIGROUP
4945247MedicaidVA
245421OtherVABLUE CROSS BLUE SHIELD

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)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Prince William County Community Services Board PastSince Feb 1, 2026 Accepting new patients
Prince William County Past Accepting new patients

Organizations & group practices 2

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": "1174435200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1200528000000",
    "number": "1063537595",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7969 ASHTON AVE",
            "city": "MANASSAS",
            "state": "VA",
            "postal_code": "201092885",
            "telephone_number": "703-792-7800",
            "fax_number": "703-792-5699"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7969 ASHTON AVE",
            "city": "MANASSAS",
            "state": "VA",
            "postal_code": "201092885",
            "telephone_number": "703-792-7800",
            "fax_number": "703-792-5699"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FAHEY",
        "first_name": "MARY",
        "middle_name": "LOU",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-03-21",
        "last_updated": "2008-01-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "VA",
            "license": "0904004560",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AMERIGROUP",
            "identifier": "292737",
            "state": "VA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "4945247",
            "state": "VA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS BLUE SHIELD",
            "identifier": "245421",
            "state": "VA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Manassas, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 17, 2008; 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.