Katelyn Emily Mackay

Primary specialty

Social WorkerTaxonomy code 104100000X

Practice address

495 Prosperity Lake Dr Ste 101
St Augustine, FL 32092-5045

Phone

(904) 370-3420

NPI assigned

Sep 3, 2026

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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

{
    "created_epoch": "1788393600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788393600000",
    "number": "1124937487",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2211 FLOURESCENT WAY",
            "city": "SOUTH DAYTONA",
            "state": "FL",
            "postal_code": "321192554",
            "telephone_number": "917-391-8857"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "495 PROSPERITY LAKE DR STE 101",
            "city": "ST AUGUSTINE",
            "state": "FL",
            "postal_code": "320925045",
            "telephone_number": "904-370-3420"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MACKAY",
        "first_name": "KATELYN",
        "middle_name": "EMILY",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-09-03",
        "last_updated": "2026-09-03",
        "certification_date": "2026-09-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Cynthia Lyons, P.T., LMT
• Stephanie Lyons, LMT
• Marc Adam Macaluso
• Kaylie Macgregor, DPT
• Miguel A Machado, MD
• Jennifer L Madden, MD
• Thomas Madden, PT, DPT
• Candace M Madick, FNP
• Sherri Lee Maetozo, M.D.
• Eric Joseph Magnifico, DC

• Social Worker in St Augustine, FL
• Providers in St Augustine, FL by specialty
• Social Worker in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 3, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.