Individual provider Active NPI

Kelly Sadkowski

  • Behavior Technician
  • Chicago, IL
National Provider Identifier
1215643275
Registry record updated Dec 2, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Behavior TechnicianTaxonomy code 106S00000X
License
RBT-22-246309 Issued in IL
Practice address
332 S Michigan Ave Ste 900
Chicago, IL 60604-4393
Phone
(855) 832-6727
NPI assigned
Jan 24, 2023
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 2, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Behavior Technician 106S00000X RBT-22-246309 IL Primary

Addresses

Primary practice location

332 S Michigan Ave Ste 900
Chicago, IL 60604-4393

Mailing address

332 S Michigan Ave Ste 900
Chicago, IL 60604-4393

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

State licenses

LicenseStateTypeSpecialty
RBT-22-246309ILMDBehavior Technician

Practice roles

OrganizationSpecialtyStatusNew patients
Funtastic Gymnastic LLC Behavior Technician CurrentSince May 11, 2025 Accepting new patients

Locations

991 Oak Creek Dr
Lombard, IL 60148
Phone (312) 882-5237

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": "1674518400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764633600000",
    "number": "1215643275",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "332 S MICHIGAN AVE STE 900",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606044393"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "332 S MICHIGAN AVE STE 900",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606044393",
            "telephone_number": "855-832-6727"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SADKOWSKI",
        "first_name": "KELLY",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-01-24",
        "last_updated": "2025-12-02",
        "certification_date": "2025-12-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106S00000X",
            "taxonomy_group": "",
            "desc": "Behavior Technician",
            "state": "IL",
            "license": "RBT-22-246309",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 2, 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.