Individual provider Active NPI

Caryss Leigh Williams, LCSW

  • Social Worker
  • Irving, TX
National Provider Identifier
1841838430
Registry record updated Feb 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
67877 Issued in TX
Practice address
6303 Commerce Dr
Irving, TX 75063-6083
Phone
(214) 940-9089
Fax
(469) 314-8706
NPI assigned
Dec 15, 2019
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 18, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Social WorkerGroup: 193400000X SINGLE SPECIALTY GROUP 104100000X 67877 TX Primary

Addresses

Primary practice location

6303 Commerce Dr
Irving, TX 75063-6083

Mailing address

6303 Commerce Dr Ste 175
Irving, TX 75063-2691
Phone (214) 940-9089

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address caryss@dallastherapeutic.com Direct Dallas Therapeutic Services PLLC

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
67877TXMDSocial Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Impact Psychological Assessments, PLLC CurrentSince Jul 9, 2023 Accepting new patients
Dallas Therapeutic Services PLLC PastSince Mar 5, 2023 Accepting new patients

Locations

1175 Kinwest Pkwy
Ste 100
Irving, TX 75063
Phone (214) 940-9089

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1576368000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771372800000",
    "number": "1841838430",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6303 COMMERCE DR STE 175",
            "city": "IRVING",
            "state": "TX",
            "postal_code": "750632691",
            "telephone_number": "214-940-9089"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6303 COMMERCE DR",
            "city": "IRVING",
            "state": "TX",
            "postal_code": "750636083",
            "telephone_number": "214-940-9089",
            "fax_number": "469-314-8706"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "CARYSS",
        "middle_name": "LEIGH",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2019-12-15",
        "last_updated": "2026-02-18",
        "certification_date": "2026-02-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Social Worker",
            "state": "TX",
            "license": "67877",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "caryss@dallastherapeutic.com",
            "affiliation": "Y",
            "endpointDescription": "Work email",
            "affiliationName": "Dallas Therapeutic Services PLLC",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1175 Kinwest Pkwy Ste 100",
            "city": "Irving",
            "state": "TX",
            "country_code": "US",
            "postal_code": "750633409",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Irving, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 18, 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.