Individual provider Active NPI

Mabel L Koscuiszka

  • Speech-Language Pathologist
  • Chula Vista, CA
National Provider Identifier
1265354203
Registry record updated Jul 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
License
40368 Issued in CA
Practice address
555 Claire Ave
Chula Vista, CA 91910-6105
Phone
(619) 476-4200
NPI assigned
Jul 29, 2026
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 29, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Speech-Language Pathologist 235Z00000X 40368 CA Primary

Addresses

Primary practice location

555 Claire Ave
Chula Vista, CA 91910-6105

Mailing address

670 L St Ste G
Chula Vista, CA 91911-1065

Other practice location 1

1267 Thermal Ave
San Diego, CA 92154-2802
Phone (619) 628-5100

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": "1785283200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785283200000",
    "number": "1265354203",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "670 L ST STE G",
            "city": "CHULA VISTA",
            "state": "CA",
            "postal_code": "919111065"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "555 CLAIRE AVE",
            "city": "CHULA VISTA",
            "state": "CA",
            "postal_code": "919106105",
            "telephone_number": "619-476-4200"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1267 Thermal Ave",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921542802",
            "country_code": "US",
            "telephone_number": "619-628-5100",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KOSCUISZKA",
        "first_name": "MABEL",
        "middle_name": "L",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-07-29",
        "last_updated": "2026-07-29",
        "certification_date": "2026-07-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "CA",
            "license": "40368",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chula Vista, CA

Sources for this page

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