Individual provider Active NPI

Craig Martin Mrosak, D.D.S.

  • General Practice Dentistry
  • Cook, MN
National Provider Identifier
1699740928
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice DentistryTaxonomy code 1223G0001X
License
D8781 Issued in MN
Practice address
20 5TH St SE
Cook, MN 55723-9702
Phone
(218) 666-5958
Fax
(218) 666-5099
NPI assigned
Feb 21, 2006
Last updated
Jul 13, 2026By the provider in NPPES
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 D8781 MN Primary

Addresses

Primary practice location

20 5TH St SE
Cook, MN 55723-9702

Mailing address

20 5TH St SE
Dental
Cook, MN 55723-9702
Phone (218) 666-5958

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)
Enrolled

NPI Registry JSON

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

{
    "created_epoch": "1140480000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1699740928",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "20 5TH ST SE",
            "address_2": "DENTAL",
            "city": "COOK",
            "state": "MN",
            "postal_code": "557239702",
            "telephone_number": "218-666-5958",
            "fax_number": "218-666-5099"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "20 5TH ST SE",
            "city": "COOK",
            "state": "MN",
            "postal_code": "557239702",
            "telephone_number": "218-666-5958",
            "fax_number": "218-666-5099"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MROSAK",
        "first_name": "CRAIG",
        "middle_name": "MARTIN",
        "credential": "D.D.S.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-21",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "MN",
            "license": "D8781",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Cook, MN

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.