Organization Active NPI

Timothy Thoai Nguyen DDS Inc.

  • Oral and Maxillofacial Surgery (Dentist)
  • Milpitas, CA
National Provider Identifier
1063367878
Registry record updated Feb 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Oral and Maxillofacial Surgery (Dentist)Taxonomy code 1223S0112X
Legal business name
TIMOTHY THOAI NGUYEN DDS INC.
Doing business as
Oral Surgery and Implant Center
Practice address
991 Montague Expressway, Suite 102
Milpitas, CA 95035
Phone
(408) 946-6666
Fax
(669) 900-4289
NPI assigned
Feb 27, 2026
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Feb 27, 2026

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

Authorized official

Name
Timothy Thoai Nguyen, D.D.S.
Title
Oral and Maxillofacial Surgeon
Phone
(408) 946-6666

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Oral and Maxillofacial Surgery (Dentist)Group: 193400000X SINGLE SPECIALTY GROUP 1223S0112X Primary

Addresses

Primary practice location

991 Montague Expressway, Suite 102
Milpitas, CA 95035

Mailing address

991 Montague Expressway, Suite 102
Milpitas, CA 95035
Phone (408) 946-6666

Other names 1

  • Oral Surgery and Implant Center Doing business as

National Provider Directory

National Provider Directory
Tax ID family
Oral Surgery and Implant Center2 organizations share this tax ID, including this one

Other organizations with this tax ID 1

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

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": "1772150400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1772150400000",
    "number": "1063367878",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "991 MONTAGUE EXPRESSWAY, SUITE 102",
            "city": "MILPITAS",
            "state": "CA",
            "postal_code": "95035",
            "telephone_number": "408-946-6666",
            "fax_number": "669-900-4289"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "991 MONTAGUE EXPRESSWAY, SUITE 102",
            "city": "MILPITAS",
            "state": "CA",
            "postal_code": "95035",
            "telephone_number": "408-946-6666",
            "fax_number": "669-900-4289"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "TIMOTHY THOAI NGUYEN DDS INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-02-27",
        "last_updated": "2026-02-27",
        "status": "A",
        "authorized_official_last_name": "NGUYEN",
        "authorized_official_first_name": "TIMOTHY THOAI",
        "authorized_official_title_or_position": "ORAL AND MAXILLOFACIAL SURGEON",
        "authorized_official_telephone_number": "408-946-6666",
        "authorized_official_credential": "D.D.S."
    },
    "taxonomies": [
        {
            "code": "1223S0112X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Dentist, Oral and Maxillofacial Surgery",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Oral Surgery and Implant Center",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Milpitas, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 27, 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.