Individual provider Active NPI

Sydney Ashlyn Guzman, SLPA

  • Speech-Language Assistant
  • Dallas, TX
National Provider Identifier
1902791437
Registry record updated Jun 12, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language AssistantTaxonomy code 2355S0801X
License
44516 Issued in TX
Practice address
4201 Spring Valley Rd Ste 600
Dallas, TX 75244-1209
Phone
(866) 919-3240
NPI assigned
Jun 12, 2025
Last updated
Jun 12, 2025By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 12, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Speech-Language Assistant 2355S0801X 44516 TX Primary

Addresses

Primary practice location

4201 Spring Valley Rd Ste 600
Dallas, TX 75244-1209

Mailing address

1102 Speight Ave Apt 417a
Waco, TX 76706-2136
Phone (361) 510-1569

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

State licenses

LicenseStateTypeSpecialty
44516TXMDPharmacist

NPI Registry JSON

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

{
    "created_epoch": "1749686400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749686400000",
    "number": "1902791437",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1102 SPEIGHT AVE APT 417A",
            "city": "WACO",
            "state": "TX",
            "postal_code": "767062136",
            "telephone_number": "361-510-1569"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4201 SPRING VALLEY RD STE 600",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752441209",
            "telephone_number": "866-919-3240"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUZMAN",
        "first_name": "SYDNEY",
        "middle_name": "ASHLYN",
        "credential": "SLPA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-06-12",
        "last_updated": "2025-06-12",
        "certification_date": "2025-06-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2355S0801X",
            "taxonomy_group": "",
            "desc": "Specialist/Technologist, Speech-Language Assistant",
            "state": "TX",
            "license": "44516",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Dallas, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 12, 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.