Individual provider Active NPI

Tyler James Czarnowsky

  • Counselor
  • Saint Charles, MO
National Provider Identifier
1780572750
Registry record updated Jul 10, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
CounselorTaxonomy code 101Y00000X
Practice address
400 N 5TH St Ste 201
Saint Charles, MO 63301-1808
Phone
(636) 202-1412
NPI assigned
Jun 26, 2025
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 10, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Counselor 101Y00000X Primary

Addresses

Primary practice location

400 N 5TH St Ste 201
Saint Charles, MO 63301-1808

Mailing address

237 Creekside Office Dr
Wentzville, MO 63385-1808
Phone (636) 202-1412

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

Practice roles

OrganizationSpecialtyStatusNew patients
A W Stevenson LLC CurrentSince Jun 29, 2025 Accepting new patients

Locations

400 N 5th St
Ste 201
Saint Charles, MO 63301
Phone (636) 238-2615

237 Creekside Office Dr
Wentzville, MO 63385
Phone (636) 202-1412

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1750896000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752105600000",
    "number": "1780572750",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "237 CREEKSIDE OFFICE DR",
            "city": "WENTZVILLE",
            "state": "MO",
            "postal_code": "633851808",
            "telephone_number": "636-202-1412"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "400 N 5TH ST STE 201",
            "city": "SAINT CHARLES",
            "state": "MO",
            "postal_code": "633011808",
            "telephone_number": "636-202-1412"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CZARNOWSKY",
        "first_name": "TYLER",
        "middle_name": "JAMES",
        "name_prefix": "Mr.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-06-26",
        "last_updated": "2025-07-10",
        "certification_date": "2025-06-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101Y00000X",
            "taxonomy_group": "",
            "desc": "Counselor",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Saint Charles, MO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 10, 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.