Allison L Williams

Primary specialty

In Home Supportive Care AgencyTaxonomy code 253Z00000X

License

93113601 Issued in PA

Practice address

826 McDonald St
Sewickley, PA 15143-1921

Phone

(412) 620-8854

NPI assigned

Jul 2, 2026

Last updated

Jul 2, 2026By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

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

{
    "created_epoch": "1782950400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782950400000",
    "number": "1275450033",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "826 MCDONALD ST",
            "city": "SEWICKLEY",
            "state": "PA",
            "postal_code": "151431921",
            "telephone_number": "412-620-8854"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "826 MCDONALD ST",
            "city": "SEWICKLEY",
            "state": "PA",
            "postal_code": "151431921",
            "telephone_number": "412-620-8854"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3595 Washington Ave",
            "address_purpose": "LOCATION",
            "city": "Finleyville",
            "state": "PA",
            "postal_code": "153321344",
            "country_code": "US",
            "telephone_number": "412-499-1112",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "ALLISON",
        "middle_name": "L",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-07-02",
        "last_updated": "2026-07-02",
        "certification_date": "2026-07-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "253Z00000X",
            "taxonomy_group": "",
            "desc": "In Home Supportive Care",
            "state": "PA",
            "license": "93143601",
            "primary": false
        },
        {
            "code": "253Z00000X",
            "taxonomy_group": "",
            "desc": "In Home Supportive Care",
            "state": "PA",
            "license": "93113601",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Wexford Family Dentistry of Sewickley PC
• Alyssa Michelle Wichansky, CRNP
• Geoffrey Howard Wilcox, MD
• Wilkinson Pristine Pines Senior Housing, LLC
• William Marasovich MD Inc
• Alison Blake Wix, PA-C
• Anna Ivanovna Wooten, M.D.
• Bonnie Lee Workman
• Jamie Wright
• Stacey Louise Wurst, LCSW

• In Home Supportive Care Agency in Sewickley, PA
• Providers in Sewickley, PA by specialty
• In Home Supportive Care Agency in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 2, 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.