Individual provider Active NPI

Ellen Johnson, M.S. , CCC-SLP

  • Speech-Language Pathologist
  • Wentzville, MO
National Provider Identifier
1851980072
Registry record updated Aug 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
License
2024027124 Issued in MO
Practice address
2000 Interstate Dr
Wentzville, MO 63385-4725
Phone
(636) 445-5190
NPI assigned
Jan 12, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 11, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Behavior Technician 106S00000X RBT-20-129406 MO
Student in an Organized Health Care Education/Training Program 390200000X
Speech-Language Pathologist 235Z00000X 2024027124 MO Primary

Addresses

Primary practice location

2000 Interstate Dr
Wentzville, MO 63385-4725

Mailing address

2000 Interstate Dr
Wentzville, MO 63385-4725

Other practice location 1

601 S New Ballas Rd
Saint Louis, MO 63141-8221
Phone (314) 251-6060

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
Credentials
Master of Science

State licenses

LicenseStateTypeSpecialty
RBT-20-129406MOMDBehavior Technician
2024027124MOMDSpeech-Language Pathologist

NPI Registry JSON

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

{
    "created_epoch": "1610409600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754870400000",
    "number": "1851980072",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2000 INTERSTATE DR",
            "city": "WENTZVILLE",
            "state": "MO",
            "postal_code": "633854725"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2000 INTERSTATE DR",
            "city": "WENTZVILLE",
            "state": "MO",
            "postal_code": "633854725",
            "telephone_number": "636-445-5190"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "601 S New Ballas Rd",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631418221",
            "country_code": "US",
            "telephone_number": "314-251-6060",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "JOHNSON",
        "first_name": "ELLEN",
        "credential": "M.S. , CCC-SLP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-01-12",
        "last_updated": "2025-08-11",
        "certification_date": "2025-08-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106S00000X",
            "taxonomy_group": "",
            "desc": "Behavior Technician",
            "state": "MO",
            "license": "RBT-20-129406",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "MO",
            "license": "2024027124",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Wentzville, MO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 11, 2025; 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.