Individual provider Active NPI

Shirley A Hilzinger, NP

  • Occupational Health Nurse Practitioner
  • Downers Grove, IL
National Provider Identifier
1154305340
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Occupational Health Nurse PractitionerTaxonomy code 363LX0106X
Practice address
3551 Highland Ave
Suite 200
Downers Grove, IL 60515-2100
Phone
(630) 969-8558
NPI assigned
Dec 1, 2005
Last updated
Jul 13, 2026By the provider in NPPES
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
Occupational Health Nurse Practitioner 363LX0106X IL Primary

Addresses

Primary practice location

3551 Highland Ave
Suite 200
Downers Grove, IL 60515-2100

Mailing address

540 N Oak St
Hinsdale, IL 60521-3850
Phone (630) 230-9688

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)
Enrolled
Credentials
Nurse Practitioner

NPI Registry JSON

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

{
    "created_epoch": "1133395200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1154305340",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "540 N OAK ST",
            "city": "HINSDALE",
            "state": "IL",
            "postal_code": "605213850",
            "telephone_number": "630-230-9688"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3551 HIGHLAND AVE",
            "address_2": "SUITE 200",
            "city": "DOWNERS GROVE",
            "state": "IL",
            "postal_code": "605152100",
            "telephone_number": "630-969-8558"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HILZINGER",
        "first_name": "SHIRLEY",
        "middle_name": "A",
        "name_prefix": "Ms.",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-12-01",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LX0106X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Occupational Health",
            "state": "IL",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Downers Grove, 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.