Tomasz Niedziela

Primary specialty

Physical Therapy AssistantTaxonomy code 225200000X

License

160010401 Issued in IL

Practice address

7421 W Irving Park Rd
Chicago, IL 60634-2139

Phone

(866) 787-3422

NPI assigned

Jun 5, 2025

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

Locations

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.

• Function1St Physical Therapy, LLC

  • Physical Therapist
  • Chicago, IL
  • NPI 1770873945
  NPD

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

{
    "created_epoch": "1749081600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749081600000",
    "number": "1083508899",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 2433",
            "city": "PALATINE",
            "state": "IL",
            "postal_code": "600782433"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7421 W IRVING PARK RD",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606342139",
            "telephone_number": "866-787-3422"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NIEDZIELA",
        "first_name": "TOMASZ",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2025-06-05",
        "last_updated": "2025-06-05",
        "certification_date": "2025-06-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225200000X",
            "taxonomy_group": "",
            "desc": "Physical Therapy Assistant",
            "state": "IL",
            "license": "160010401",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Craig S. Niederberger, M.D.
• Lauren Mae Niederkorn, LCSW
• Leo G. Niederman, M.D.
• Alfonse Niedermeyer
• Robert Martin Niedermeyer, D.O.
• Timothy Niehaus, CNIM
• Ailsa Nielsen, LCPC
• Anne Marie Nielsen
• Arthur Charles Nielsen III, M.D.
• Cynthia Nielsen, LPC

• Physical Therapy Assistant in Chicago, IL
• Providers in Chicago, IL by specialty
• Physical Therapy Assistant in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 5, 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.