NPIMap

Organization Active NPI

William Cox Dental Corporation

Doing business as Gentle Dental Brentwood

  • Dentist
  • Brentwood, CA
National Provider Identifier
1013300193
Registry record updated Aug 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
DentistTaxonomy code 122300000X
License
46022 Issued in CA
Legal business name
WILLIAM COX DENTAL CORPORATION
Doing business as
Gentle Dental Brentwood
Practice address
3150 Balfour Rd
Ste C
Brentwood, CA 94513-5519
Phone
(925) 392-4065
Fax
(925) 634-4553
NPI assigned
Mar 12, 2015
Last updated
Aug 22, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Aug 22, 2025

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

Authorized official

Name
Dr. William J Cox, DDS
Title
PC Owner/President
Phone
(800) 684-6440

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Dentist 122300000X 46022 CA Primary

Addresses

Primary practice location

3150 Balfour Rd
Ste C
Brentwood, CA 94513-5519

Mailing address

PO Box 872710
Vancouver, WA 98687-2710
Phone (360) 869-7645

Other names 1

  • Gentle Dental Brentwood Doing business as

National Provider Directory

National Provider Directory
Tax ID family
Gentle Dental Brentwood24 organizations share this tax ID, including this one

Other organizations with this tax ID 23

Organizations that report the same tax identification number in the National Provider Directory.

View all 23

Locations

3150 Balfour Rd
Ste C
Brentwood, CA 94513
Phone (619) 278-9640

NPI Registry JSON

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

{
    "created_epoch": "1426118400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1755820800000",
    "number": "1013300193",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 872710",
            "city": "VANCOUVER",
            "state": "WA",
            "postal_code": "986872710",
            "telephone_number": "360-869-7645",
            "fax_number": "877-725-7443"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3150 BALFOUR RD",
            "address_2": "STE C",
            "city": "BRENTWOOD",
            "state": "CA",
            "postal_code": "945135519",
            "telephone_number": "925-392-4065",
            "fax_number": "925-634-4553"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "WILLIAM COX DENTAL CORPORATION",
        "organizational_subpart": "NO",
        "enumeration_date": "2015-03-12",
        "last_updated": "2025-08-22",
        "certification_date": "2025-08-22",
        "status": "A",
        "authorized_official_last_name": "COX",
        "authorized_official_first_name": "WILLIAM",
        "authorized_official_middle_name": "J",
        "authorized_official_title_or_position": "PC OWNER/PRESIDENT",
        "authorized_official_telephone_number": "800-684-6440",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "DDS"
    },
    "taxonomies": [
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "CA",
            "license": "46022",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Gentle Dental Brentwood",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Gentle Dental Brentwood",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Brentwood, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 22, 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.