Zachary Williams

Primary specialty

CounselorTaxonomy code 101Y00000X

Practice address

629 Oakland Ave
Oakland, CA 94611-4567

Phone

(425) 410-3601

Fax

(425) 410-3601

NPI assigned

Jan 7, 2026

Sex

Male

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

Medicare enrollment (NPD)

Not enrolled

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

{
    "created_epoch": "1767744000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767744000000",
    "number": "1942167218",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2900 ANDRADE AVE",
            "city": "RICHMOND",
            "state": "CA",
            "postal_code": "948041110",
            "telephone_number": "425-410-3601",
            "fax_number": "425-410-3601"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "629 OAKLAND AVE",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946114567",
            "telephone_number": "425-410-3601",
            "fax_number": "425-410-3601"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "ZACHARY",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-01-07",
        "last_updated": "2026-01-07",
        "certification_date": "2026-01-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101Y00000X",
            "taxonomy_group": "",
            "desc": "Counselor",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Warren Manasseh Williams
• Wendell Bryan Williams, MD
• William B. Williams, MD
• Willona Williams
• Yasmine Williams
• Cayleigh Williamson, CRNA
• Garry Williamson
• Rayvon Williamson
• Mady Willie
• Cortney Williford

• Counselor in Oakland, CA
• Providers in Oakland, CA by specialty
• Counselor in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 7, 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.