Jonathan Ashley Van Leeuwen, M.S. CCC-SLP

Primary specialty

Speech-Language PathologistTaxonomy code 235Z00000X

License

220275346 Issued in CA

Practice address

30465 Evans Rd
Menifee, CA 92584-7342

Phone

(951) 246-7690

NPI assigned

Feb 11, 2026

Last updated

Feb 11, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Master of Science

State licenses

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

{
    "created_epoch": "1770768000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770768000000",
    "number": "1548112659",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "25551 DAY LILY DR",
            "city": "MURRIETA",
            "state": "CA",
            "postal_code": "925635367"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "30465 EVANS RD",
            "city": "MENIFEE",
            "state": "CA",
            "postal_code": "925847342",
            "telephone_number": "951-246-7690"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VAN LEEUWEN",
        "first_name": "JONATHAN",
        "middle_name": "ASHLEY",
        "name_prefix": "Mr.",
        "credential": "M.S. CCC-SLP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-02-11",
        "last_updated": "2026-02-11",
        "certification_date": "2026-02-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "CA",
            "license": "14288669",
            "primary": false
        },
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "CA",
            "license": "220275346",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Arthur Valdoz
• Kristy Valencia, RDN, MS
• Ashley Nicole Valentin, RN
• Elizabeth Vallejo
• Ramsy Ariel Van Cleave, OTR/L
• Heather Vanholland
• Stephanie M Varela
• Arianna Liset Vargas
• Wendy Varillas
• Alan Vasquez-Lamadrid

• Speech-Language Pathologist in Menifee, CA
• Providers in Menifee, CA by specialty
• Speech-Language Pathologist in California

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