Joycelyn Williams Thomas, PH.D.
NPI 1255444188 · Clinical Psychologist · Longview, TX
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joycelyn Williams Thomas, PH.D. is a Clinical Psychologist provider in Longview, TX (NPI 1255444188).
Provider details
- NPI number
- 1255444188
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 36150 (TX)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-16
- Last updated
- 2026-03-03
- Certified
- 2026-03-03
Frequently asked questions
- What is Joycelyn Williams Thomas's NPI number?
- Joycelyn Williams Thomas's National Provider Identifier (NPI) is 1255444188, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joycelyn Williams Thomas's specialty?
- Joycelyn Williams Thomas is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Joycelyn Williams Thomas located?
- Joycelyn Williams Thomas's practice location on file with NPPES is 1000 N High St Unit 13, Longview, TX 75601-5105.
- What is Joycelyn Williams Thomas's phone number?
- The practice phone number listed in the NPPES registry for Joycelyn Williams Thomas is (817) 607-3868.
- Does Joycelyn Williams Thomas accept Medicare?
- Joycelyn Williams Thomas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joycelyn Williams Thomas's NPI active?
- Yes — Joycelyn Williams Thomas's NPI (1255444188) is active in the NPPES registry as of the last update on 2026-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.