Individual provider Active NPI

Michal Graczyk

  • Clinical Nurse Specialist
  • Berwyn, IL
National Provider Identifier
1770497315
Registry record updated Sep 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Nurse SpecialistTaxonomy code 364S00000X
License
041434056 Issued in IL
Practice address
1432 Highland Ave
Berwyn, IL 60402-6273
Phone
(630) 890-8426
NPI assigned
Sep 30, 2026
Last updated
Sep 30, 2026By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 30, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Nurse Specialist 364S00000X 041434056 IL Primary

Addresses

Primary practice location

1432 Highland Ave
Berwyn, IL 60402-6273

Mailing address

1432 Highland Ave
Berwyn, IL 60402-6273

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

NPI Registry JSON

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

{
    "created_epoch": "1790726400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790726400000",
    "number": "1770497315",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1432 HIGHLAND AVE",
            "city": "BERWYN",
            "state": "IL",
            "postal_code": "604026273"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1432 HIGHLAND AVE",
            "city": "BERWYN",
            "state": "IL",
            "postal_code": "604026273",
            "telephone_number": "630-890-8426"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRACZYK",
        "first_name": "MICHAL",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2026-09-30",
        "last_updated": "2026-09-30",
        "certification_date": "2026-09-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "364S00000X",
            "taxonomy_group": "",
            "desc": "Clinical Nurse Specialist",
            "state": "IL",
            "license": "041434056",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Berwyn, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 30, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.