Thomas John Neidenbach, PT

Primary specialty

Physical TherapistTaxonomy code 225100000X

Practice address

109 Harlem Ave
Forest Park, IL 60130-1125

Phone

(708) 488-1408

Fax

(708) 488-1545

NPI assigned

Jun 6, 2007

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in IL, FL2 enrollments

Enrollment records 2

Specialty

Physical Therapist in Private Practice

Education

Other, 2007

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Athletic and Therapeutic Institute of Naperville, LLCGroup PAC ID 8325014020, 251 clinicians

Fitness Quest - Venice LLCGroup PAC ID 9739125964, 44 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations (25 of 36)

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.

• Athletic and Therapeutic Institute of Naperville LLC

  • Physical Therapist
  • Aurora, IL
  • NPI 1023129681
  Medicare reassignment Care Compare group NPD
• Fitness Quest - Venice LLC

  • Physical Therapy Clinic/Center
  • Lakewood Ranch, FL
  • NPI 1033129895

  Physical Therapist

  Medicare reassignment Care Compare group NPD
• American Hip Institute, LLC

  • Sports Medicine (Orthopaedic Surgery) Physician
  • Des Plaines, IL
  • NPI 1285101808
  Medicare reassignment NPD
• Athletic and Therapeutic Institute of Bourbonnais, LLC

  • Physical Therapist
  • Bourbonnais, IL
  • NPI 1861503542
  Medicare reassignment NPD
• Athletico LTD

  • Physical Therapist
  • Oak Brook, IL
  • NPI 1821085028
  Medicare reassignment NPD
• Ivyrehab Physical Therapy, Occupational Therapy & Speech Language Path

  • Physical Therapist
  • Clinton, IL
  • NPI 1376917187
  Medicare reassignment NPD
• Millennium Physician Group LLC

  • Family Medicine Physician
  • Fort Myers, FL
  • NPI 1811122880
  Medicare reassignment NPD
• Neuroscience and Spine Associates PL

  • Specialist
  • Naples, FL
  • NPI 1811177298
  Medicare reassignment NPD
• Athletic & Therapeutic Institute of Bourbonnais, LLC

  • Physical Therapist
  • Bourbonnais, IL
  • NPI 1629397401
  NPD
• Athletic and Therapeutic Institute of Bourbonnais, LLC

  • Durable Medical Equipment & Medical Supplies
  • Columbia, IL
  • NPI 1124766696

  Physical Therapist

  NPD
• Athletic and Therapeutic Institute of Naperville, LLC

  • Durable Medical Equipment & Medical Supplies
  • Hazel Crest, IL
  • NPI 1043952641
  NPD
• Athletico LTD

  • Clinic/Center
  • Lafayette, IN
  • NPI 1053044867

  Physical Therapist

  NPD

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

{
    "created_epoch": "1181088000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787702400000",
    "number": "1053514182",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2001 BUTTERFIELD RD STE 1600",
            "city": "DOWNERS GROVE",
            "state": "IL",
            "postal_code": "605151211",
            "telephone_number": "630-296-2222"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "109 HARLEM AVE",
            "city": "FOREST PARK",
            "state": "IL",
            "postal_code": "601301125",
            "telephone_number": "708-488-1408",
            "fax_number": "708-488-1545"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "13774 Plantation Rd Ste 104",
            "address_purpose": "LOCATION",
            "city": "Fort Myers",
            "state": "FL",
            "postal_code": "339124461",
            "country_code": "US",
            "telephone_number": "239-938-1745",
            "fax_number": "239-313-6281",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1660 Medical Blvd Ste 200",
            "address_purpose": "LOCATION",
            "city": "Naples",
            "state": "FL",
            "postal_code": "341101416",
            "country_code": "US",
            "telephone_number": "239-566-3434",
            "fax_number": "239-566-2143",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NEIDENBACH",
        "first_name": "THOMAS",
        "middle_name": "JOHN",
        "name_prefix": "Mr.",
        "credential": "PT",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-06-06",
        "last_updated": "2026-08-26",
        "certification_date": "2026-08-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "FL",
            "license": "PT37092",
            "primary": false
        },
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jessica A Nacar, RPH
• Nicole Naglich, DNP
• Indupreet Nagra, MD
• Kate Naudin, LPC, NCC
• Mary Needham
• Lauren Nelson
• Lauren Netrefa, COTA/L
• Ayana Nicholes
• Jenna Niemi
• Tanja Noren, M.S.

• Physical Therapist in Forest Park, IL
• Providers in Forest Park, IL by specialty
• Physical Therapist in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 26, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.