Individual provider Active NPI

Jay Clinton Mills, DDS

  • General Practice Dentistry
  • Longmont, CO
National Provider Identifier
1942297148
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice DentistryTaxonomy code 1223G0001X
License
CO HD1-00089 Issued in CO
Practice address
1055 17TH Ave
Suite 203
Longmont, CO 80501-2647
Phone
(303) 776-2020
Fax
(303) 776-2091
NPI assigned
Oct 3, 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 CO HD1-00089 CO Primary

Addresses

Primary practice location

1055 17TH Ave
Suite 203
Longmont, CO 80501-2647

Mailing address

1055 17TH Ave
Suite 203
Longmont, CO 80501-2647
Phone (303) 776-2020

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
CO HD1-00089COMDGeneral Practice Dentistry

NPI Registry JSON

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

{
    "created_epoch": "1128297600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1942297148",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1055 17TH AVE",
            "address_2": "SUITE 203",
            "city": "LONGMONT",
            "state": "CO",
            "postal_code": "805012647",
            "telephone_number": "303-776-2020",
            "fax_number": "303-776-2091"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1055 17TH AVE",
            "address_2": "SUITE 203",
            "city": "LONGMONT",
            "state": "CO",
            "postal_code": "805012647",
            "telephone_number": "303-776-2020",
            "fax_number": "303-776-2091"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MILLS",
        "first_name": "JAY",
        "middle_name": "CLINTON",
        "name_prefix": "Dr.",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-03",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "CO",
            "license": "CO HD1-00089",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Longmont, CO

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.