Individual provider Active NPI

Michelle Rae Knizner, ATC

  • Specialist
  • Elmhurst, IL
National Provider Identifier
1386613255
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
SpecialistTaxonomy code 174400000X
Practice address
300 W Butterfield Rd
Elmhurst, IL 60126-5017
Phone
(630) 834-0478
Fax
(630) 834-1677
NPI assigned
Mar 14, 2006
Sex
Female
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
Specialist 174400000X IL Primary

Addresses

Primary practice location

300 W Butterfield Rd
Elmhurst, IL 60126-5017

Mailing address

313 Persimmon LN
Oswego, IL 60543-8250
Phone (630) 551-0130

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
096-001149ILMDSpecialist

NPI Registry JSON

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

{
    "created_epoch": "1142294400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1386613255",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "313 PERSIMMON LN",
            "city": "OSWEGO",
            "state": "IL",
            "postal_code": "605438250",
            "telephone_number": "630-551-0130"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 W BUTTERFIELD RD",
            "city": "ELMHURST",
            "state": "IL",
            "postal_code": "601265017",
            "telephone_number": "630-834-0478",
            "fax_number": "630-834-1677"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KNIZNER",
        "first_name": "MICHELLE",
        "middle_name": "RAE",
        "name_prefix": "Mrs.",
        "credential": "ATC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-03-14",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "174400000X",
            "taxonomy_group": "",
            "desc": "Specialist",
            "state": "IL",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Elmhurst, IL

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.