Individual provider Active NPI

Anthony James Newkirk, DMD RPH

  • General Practice Dentistry
  • Portland, OR
National Provider Identifier
1245223189
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice DentistryTaxonomy code 1223G0001X
License
6968 Issued in OR
Practice address
0224 SW Hamilton St
Ste 201
Portland, OR 97239-6418
Phone
(503) 228-4142
Fax
(503) 224-9283
NPI assigned
Aug 25, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice Dentistry 1223G0001X 6968 OR Primary

Addresses

Primary practice location

0224 SW Hamilton St
Ste 201
Portland, OR 97239-6418

Mailing address

0224 SW Hamilton St
Ste 201
Portland, OR 97239-6418
Phone (503) 228-4142

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
Credentials
Registered Pharmacist

State licenses

LicenseStateTypeSpecialty
6968ORMDGeneral Practice Dentistry

NPI Registry JSON

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

{
    "created_epoch": "1124928000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1245223189",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "0224 SW HAMILTON ST",
            "address_2": "STE 201",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972396418",
            "telephone_number": "503-228-4142",
            "fax_number": "503-224-9283"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "0224 SW HAMILTON ST",
            "address_2": "STE 201",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972396418",
            "telephone_number": "503-228-4142",
            "fax_number": "503-224-9283"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NEWKIRK",
        "first_name": "ANTHONY",
        "middle_name": "JAMES",
        "name_prefix": "Dr.",
        "credential": "DMD RPH",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-08-25",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "OR",
            "license": "6968",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Portland, OR

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.