Andrew Williamson

Primary specialty

Adult CompanionTaxonomy code 372600000X

Practice address

380 Encinal St
Santa Cruz, CA 95060-2178

Phone

(831) 226-3909

NPI assigned

Feb 21, 2019

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

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": "1550707200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744848000000",
    "number": "1073070454",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "380 ENCINAL ST",
            "city": "SANTA CRUZ",
            "state": "CA",
            "postal_code": "950602178",
            "telephone_number": "831-226-3909"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "380 ENCINAL ST",
            "city": "SANTA CRUZ",
            "state": "CA",
            "postal_code": "950602178",
            "telephone_number": "831-226-3909"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMSON",
        "first_name": "ANDREW",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-02-21",
        "last_updated": "2025-04-17",
        "certification_date": "2025-04-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "172V00000X",
            "taxonomy_group": "",
            "desc": "Community Health Worker",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "372600000X",
            "taxonomy_group": "",
            "desc": "Adult Companion",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Lilia Ha'Ena Williams
• Micah John Williams, L.AC
• Richard Alan Williams, MD
• Sierra S Williams
• Timothy Williams
• Jeanne Willis
• Rory Benson Willis I
• Catherine Willkie, PSY
• Gillian Willson, RN
• Taflyn Wilschinsky, DPT

• Adult Companion in Santa Cruz, CA
• Providers in Santa Cruz, CA by specialty
• Adult Companion in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 17, 2025; 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.