Active NPI
Caryss Leigh Williams, LCSW
- Social Worker
- Irving, TX
National Provider Identifier
1841838430
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- 67877
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Social Worker | 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
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| 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
| License | State | Type | Specialty |
|---|---|---|---|
| 67877 | TX | MD | Social Worker |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Impact Psychological Assessments, PLLC | Current | Accepting new patients | |
| Dallas Therapeutic Services PLLC | Past | 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.
-
- Psychologist
- Irving, TX
- NPI 1467139188
-
- Psychologist
- Irving, TX
- NPI 1932674132
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.