Individual provider Active NPI

William Clark

  • Speech-Language Pathologist
  • Watsonville, CA
National Provider Identifier
1255264289
Registry record updated Jun 8, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
License
24681 Issued in CA
Practice address
440 Arthur Rd
Watsonville, CA 95076-3701
Phone
(831) 786-7699
NPI assigned
Jun 8, 2026
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 8, 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 24681 CA Primary

Addresses

Primary practice location

440 Arthur Rd
Watsonville, CA 95076-3701

Mailing address

4577 Prescott Rd
Soquel, CA 95073-9737
Phone (831) 295-1059

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": "1780876800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780876800000",
    "number": "1255264289",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4577 PRESCOTT RD",
            "city": "SOQUEL",
            "state": "CA",
            "postal_code": "950739737",
            "telephone_number": "831-295-1059"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "440 ARTHUR RD",
            "city": "WATSONVILLE",
            "state": "CA",
            "postal_code": "950763701",
            "telephone_number": "831-786-7699"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CLARK",
        "first_name": "WILLIAM",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-06-08",
        "last_updated": "2026-06-08",
        "certification_date": "2026-06-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "CA",
            "license": "24681",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Watsonville, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 8, 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.