Darin Hartvigsen

Primary specialty

General Practice DentistryTaxonomy code 1223G0001X

License

DEN.00206149 Issued in CO

Practice address

3003 W 104TH Ave Unit 300
Westminster, CO 80031-7752

Phone

(303) 410-9800

NPI assigned

Nov 30, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in UT

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

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

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.

• Modern Dental Professionals Co PC

  • General Practice Dentistry
  • Westminster, CO
  • NPI 1053792440
  NPD (past)

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

{
    "created_epoch": "1164844800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754870400000",
    "number": "1003983297",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3003 W 104TH AVE UNIT 300",
            "city": "WESTMINSTER",
            "state": "CO",
            "postal_code": "800317752",
            "telephone_number": "303-410-9800"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3003 W 104TH AVE UNIT 300",
            "city": "WESTMINSTER",
            "state": "CO",
            "postal_code": "800317752",
            "telephone_number": "303-410-9800"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HARTVIGSEN",
        "first_name": "DARIN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-11-30",
        "last_updated": "2025-08-11",
        "certification_date": "2025-08-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "UT",
            "license": "359370-9922",
            "primary": false
        },
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "IA",
            "license": "DDS-09806",
            "primary": false
        },
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "CO",
            "license": "DEN.00206149",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sandy Harrison, DC
• Harry J Walter DO PC
• Jennifer Lynn Hart, NCC, LPC
• Taylor Hart
• Penny A Hartman
• Allyssa Hashaw
• Diane Marie Hassett, MASSAGE THERAPIST
• Jill Hasson, DPT
• Melissa Hatzidakis, D.D.S.
• Daniel Haught, CCC-SLP

• General Practice Dentistry in Westminster, CO
• Providers in Westminster, 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 Aug 11, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.