Nathan Judd Gillespie II, DMD

Primary specialty

General Practice DentistryTaxonomy code 1223G0001X

License

DEN.00205225 Issued in CO

Practice address

660 Bannock St # L
Denver, CO 80204-4506

Phone

(303) 602-8200

Fax

(303) 602-4560

NPI assigned

Mar 21, 2022

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CO

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Dentist

Education

Midwestern University College of Dental Medicine, Glendale, 2022

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: ngillespie266319@direct.dhha.org

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

• Denver Health and Hospital Authority

  • General Practice Physician
  • Denver, CO
  • NPI 1477569838
  Medicare reassignment NPD
• Denver Health and Hospital Authority

  • Psychiatric Hospital Unit
  • Denver, CO
  • NPI 1689624942
  NPD

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

{
    "created_epoch": "1647820800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749081600000",
    "number": "1396494019",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "660 BANNOCK ST # L",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802044506",
            "telephone_number": "303-602-8200",
            "fax_number": "303-602-4560"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "660 BANNOCK ST # L",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802044506",
            "telephone_number": "303-602-8200",
            "fax_number": "303-602-4560"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GILLESPIE",
        "first_name": "NATHAN",
        "middle_name": "JUDD",
        "name_prefix": "Dr.",
        "name_suffix": "II",
        "credential": "DMD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-03-21",
        "last_updated": "2025-06-05",
        "certification_date": "2025-06-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "CO",
            "license": "DEN.00205225",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Caitlin Marie Gillespie, B.A.
• Elizabeth Jo Gillespie, MD
• Evan S Gillespie, DO
• Janice Patricia Gillespie, RD
• Katherine Ann Gillespie, BCBA
• Teresa Marie Gillespie, M.S., C.C.C.
• Wayne R Gillespie, DDS
• Rachel Kathryn Gillett
• Sara Gillett, LAC, MFTC
• Sheri Lynn Gillett, CRTT

• General Practice Dentistry in Denver, CO
• Providers in Denver, CO by specialty
• General Practice Dentistry in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 5, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.