NPIMap

Organization Active NPI

Webb Ave Dentistry

  • General Practice Dentistry
  • Alameda, CA
National Provider Identifier
1558293183
Registry record updated May 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice DentistryTaxonomy code 1223G0001X
Legal business name
WEBB AVE DENTISTRY
Practice address
2420 Webb Ave
Alameda, CA 94501-2923
Phone
(510) 521-9800
Fax
(510) 521-1862
NPI assigned
May 29, 2026
Organization subpart
No

NPPES NPI Registry

Updated by the provider on May 29, 2026

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

Authorized official

Name
Karen N LarsonNPI 1093874885
Title
Owner
Phone
(510) 521-9800

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice DentistryGroup: 193400000X SINGLE SPECIALTY GROUP 1223G0001X Primary

Addresses

Primary practice location

2420 Webb Ave
Alameda, CA 94501-2923

Mailing address

2420 Webb Ave
Alameda, CA 94501-2923
Phone (510) 521-9800

National Provider Directory

National Provider Directory

Locations

2420 Webb Ave
Alameda, CA 94501
Phone (510) 521-9800

Practitioners & affiliated clinicians

Practitioners 2

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1780012800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1780012800000",
    "number": "1558293183",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2420 WEBB AVE",
            "city": "ALAMEDA",
            "state": "CA",
            "postal_code": "945012923",
            "telephone_number": "510-521-9800",
            "fax_number": "510-521-1862"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2420 WEBB AVE",
            "city": "ALAMEDA",
            "state": "CA",
            "postal_code": "945012923",
            "telephone_number": "510-521-9800",
            "fax_number": "510-521-1862"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "WEBB AVE DENTISTRY",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-05-29",
        "last_updated": "2026-05-29",
        "certification_date": "2026-05-29",
        "status": "A",
        "authorized_official_last_name": "LARSON",
        "authorized_official_first_name": "KAREN",
        "authorized_official_middle_name": "N",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "510-521-9800"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Dentist, General Practice",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Alameda, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 29, 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.