Individual provider Active NPI

Rachel Ivanovic, BCBA, LBA

  • Behavior Analyst
  • La Grange, IL
National Provider Identifier
1558105346
Registry record updated Jan 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Behavior AnalystTaxonomy code 103K00000X
License
1-25-86348 Issued in IL
Practice address
18 N Catherine Ave
La Grange, IL 60525-5930
Phone
(708) 482-9453
NPI assigned
Jun 25, 2024
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 29, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Behavior Analyst 103K00000X 1-25-86348 IL Primary

Addresses

Primary practice location

18 N Catherine Ave
La Grange, IL 60525-5930

Mailing address

18 N Catherine Ave
La Grange, IL 60525-5930

Other practice location 1

332 S Michigan Ave Ste 900
Chicago, IL 60604-4393
Phone (855) 832-6727 ext. 4167

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

NPI Registry JSON

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

{
    "created_epoch": "1719273600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769644800000",
    "number": "1558105346",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "18 N CATHERINE AVE",
            "city": "LA GRANGE",
            "state": "IL",
            "postal_code": "605255930"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18 N CATHERINE AVE",
            "city": "LA GRANGE",
            "state": "IL",
            "postal_code": "605255930",
            "telephone_number": "708-482-9453"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "332 S Michigan Ave Ste 900",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606044393",
            "country_code": "US",
            "telephone_number": "855-832-6727 x4167",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "IVANOVIC",
        "first_name": "RACHEL",
        "credential": "BCBA, LBA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-06-25",
        "last_updated": "2026-01-29",
        "certification_date": "2026-01-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "",
            "desc": "Behavior Analyst",
            "state": "IL",
            "license": "1-25-86348",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in La Grange, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 29, 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.