Kateleen Gellangarin

Primary specialty

Speech-Language PathologistTaxonomy code 235Z00000X

Practice address

407 E Terra Cotta Ave Ste E
Crystal Lake, IL 60014-3602

Phone

(847) 766-0011

NPI assigned

Sep 30, 2026

Last updated

Sep 30, 2026By the provider in NPPES

Sex

Unspecified or another gender identity

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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": "1942114699",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "407 E TERRA COTTA AVE STE E",
            "city": "CRYSTAL LAKE",
            "state": "IL",
            "postal_code": "600143602"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "407 E TERRA COTTA AVE STE E",
            "city": "CRYSTAL LAKE",
            "state": "IL",
            "postal_code": "600143602",
            "telephone_number": "847-766-0011"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GELLANGARIN",
        "first_name": "KATELEEN",
        "sole_proprietor": "YES",
        "sex": "X",
        "enumeration_date": "2026-09-30",
        "last_updated": "2026-09-30",
        "certification_date": "2026-09-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Erica Gazija
• Karen A. Geallis
• Geek Therapy Guild PLLC (TruHope Therapy)
• Michelle Gehlaar, COTA
• Monica Geiser, PT, DPT
• Glenn B Gelman, PSY.D.
• Larry B Gelman, PSY.D.
• Payton Gentges
• Frank Gentile, M.D.
• Michelle Ann KRC Gerlach, LCSW, MA

• Speech-Language Pathologist in Crystal Lake, IL
• Providers in Crystal Lake, IL by specialty
• Speech-Language Pathologist in Illinois

• 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.