Individual provider Active NPI

Geoffrey Cornell Koelling, DMD

  • General Practice Dentistry
  • Tucson, AZ
National Provider Identifier
1689746232
Registry record updated Aug 7, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice DentistryTaxonomy code 1223G0001X
License
D05019 Issued in AZ
Practice address
2102 N Country Club Rd
Suite a
Tucson, AZ 85716-2831
Phone
(520) 323-1400
NPI assigned
Nov 15, 2006
Last updated
Aug 7, 2019By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 7, 2019

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice Dentistry 1223G0001X 09846 NC
General Practice Dentistry 1223G0001X D05019 AZ Primary

Addresses

Primary practice location

2102 N Country Club Rd
Suite a
Tucson, AZ 85716-2831

Mailing address

7170 W Camino San Xavier Ste C109
Glendale, AZ 85308-0862
Phone (623) 282-9959

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
D05019AZMDGeneral Practice Dentistry
09846NCMDGeneral Practice Dentistry

Practice roles

OrganizationSpecialtyStatusNew patients
General Dentistry for Kids-Greenway PLLC Dentist PastSince Nov 24, 2025 Accepting new patients
General Dentistry 4 Kids-Kolb PLLC General Practice Past Accepting new patients
General Dentistry 4 Kids-Valencia PLLC General Practice PastSince Oct 21, 2025 Accepting new patients
General Dentistry 4 Kids-Tucson, PLLC General Practice PastSince Oct 21, 2025 Accepting new patients

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1163548800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1565136000000",
    "number": "1689746232",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7170 W CAMINO SAN XAVIER STE C109",
            "city": "GLENDALE",
            "state": "AZ",
            "postal_code": "853080862",
            "telephone_number": "623-282-9959",
            "fax_number": "602-429-8200"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2102 N COUNTRY CLUB RD",
            "address_2": "SUITE A",
            "city": "TUCSON",
            "state": "AZ",
            "postal_code": "857162831",
            "telephone_number": "520-323-1400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KOELLING",
        "first_name": "GEOFFREY",
        "middle_name": "CORNELL",
        "name_prefix": "Dr.",
        "credential": "DMD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-11-15",
        "last_updated": "2019-08-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "NC",
            "license": "09846",
            "primary": false
        },
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "AZ",
            "license": "D05019",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Tucson, AZ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 7, 2019; 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.