Big Grins PC

Primary specialty

Pediatric DentistryTaxonomy code 1223P0221X

License

7679 Issued in CO

Legal business name

BIG GRINS PC

Practice address

3221 Eastbrook Drive
A-101
Ft. Collins, CO 80525

Phone

(970) 407-1020

Fax

(970) 266-8238

NPI assigned

Jun 11, 2008

Organization subpart

No

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

Authorized official

Name

Rachel Ecker, DMD

Title

Owner

Phone

(970) 407-1020

Specialties & licenses 1

Addresses

Other identifiers 1

Other names 1

• Gregory D. Evans DDS PC Former legal business name

Locations

Practitioners 2

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Marisa Werger, DMD

  • Pediatric Dentistry
  • Fort Collins, CO
  • NPI 1023749660
  NPD
• Gregory Dean Evans, DDS

  • Pediatric Dentistry
  • Fort Collins, CO
  • NPI 1215083142
  NPD (past)

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

{
    "created_epoch": "1213142400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1758672000000",
    "number": "1912167172",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3221 EASTBROOK DR.",
            "address_2": "A-101",
            "city": "FT. COLLINS",
            "state": "CO",
            "postal_code": "80525",
            "telephone_number": "970-407-1020",
            "fax_number": "970-266-8238"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3221 EASTBROOK DRIVE",
            "address_2": "A-101",
            "city": "FT. COLLINS",
            "state": "CO",
            "postal_code": "80525",
            "telephone_number": "970-407-1020",
            "fax_number": "970-266-8238"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "BIG GRINS PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2008-06-11",
        "last_updated": "2025-09-24",
        "certification_date": "2025-09-24",
        "status": "A",
        "authorized_official_last_name": "ECKER",
        "authorized_official_first_name": "RACHEL",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "970-407-1020",
        "authorized_official_credential": "DMD"
    },
    "taxonomies": [
        {
            "code": "1223P0221X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "CO",
            "license": "7679",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "79155260",
            "state": "CO"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Gregory D. Evans DDS PC",
            "code": "4",
            "type": "Former Legal Business Name"
        }
    ]
}

• BHG Xxxii, LLC (BHG Fort Collins Treatment Center)
• Kelly Elizabeth Bianchi, PA
• Sophia Bickford
• Andrea J Bieganski, P.A.
• John Biesendorfer, PHARMD
• Big Thompson Medical Group Inc.
• Big Thompson Medical Group Inc.
• Alison Anne Biggs, LPCC
• Michael Jefferey Biggs, M.S., A.T.,C.
• Nathan Biggs

• Pediatric Dentistry in Fort Collins, CO
• Providers in Fort Collins, CO by specialty
• Pediatric Dentistry in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 24, 2025; 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.