NPPES file of Aug 9, 2026

Clifton E. Thomas, M.D.

Specialist · Nacogdoches, TX

Clifton E. Thomas, M.D. is a specialist with a practice address in Nacogdoches, Texas, and NPI 1538144779, issued on Dec 9, 2005. Check the license (Texas H8861, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538144779
Name
Clifton E. Thomas
Credential
M.D.
Primary taxonomy
Specialist 174400000X
License number
H8861 TX
Self-reported in NPPES; status is on the state search
Practice location
3226 N University Dr, Nacogdoches, TX 75965
Phone
(832) 289-7500
Enumerated
Dec 9, 2005
Record last updated
Apr 28, 2025
Fax
(936) 569-9271
Medicaid ID
033160501 TX
Medicare enrollment
Enrolled (PECOS I20050521000099); accepts Medicare assignment
Medical or professional school
University Of Texas Medical Branch At Galveston, 1984
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest specialist records → All 1,716 in Texas → Look up another NPI →

Verify Clifton E. Thomas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license H8861    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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98% fewer Medicare Part D claims than the average specialist in 2024

25 Medicare Part D claims for 15 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.

  1. Clifton Thomas25
  2. Specialty average1,380

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Clifton E. Thomas among 1,716 specialist records in Texas

Clifton E. Thomas, M.D. is one of 1,716 specialist records with a practice address in Texas. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 83% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 18% of these records are
  • Graduated1984 · median 1989 among the 310 with a school on file
  • Record last updated2025 · 77% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Specialist providers in Texas

There are 1,716 specialist records in Texas.

All 1,716 in Texas → Every provider in Nacogdoches → Specialist nationwide →

The 8 specialist records with the nearest ZIP codes

  1. Steven Dickhaut, M.D.Nacogdoches, TX 759651851349773
  2. Sanford Miller, ATC/LATNacogdoches, TX 759621568550200
  3. Jon Caster, M.D.Nacogdoches, TX 759611558328914
  4. Abdul Khatri, M.D.Nacogdoches, TX 759611073595997
  5. Charles Page, M.D.Nacogdoches, TX 759611437104585
  6. Kathy WilcoxNacogdoches, TX 759611811751985
  7. Carrie Wright, IBCLCNacogdoches, TX 759611588966394
  8. Niki Konchar, IBCLCChireno, TX 759371366653636

Common questions

What is Clifton E. Thomas, M.D.'s NPI number?

Clifton E. Thomas, M.D.'s National Provider Identifier (NPI) is 1538144779, issued on Dec 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Clifton E. Thomas, M.D. located?

The NPPES record lists a practice address at 3226 N University Dr, Nacogdoches, TX, 75965. Phone: (832) 289-7500. Providers update this record themselves, so call before visiting.

How can I verify Clifton E. Thomas, M.D.'s license?

NPPES lists Texas license number H8861, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Clifton E. Thomas, M.D. prescribe under Medicare Part D?

In 2024, Clifton E. Thomas, M.D. had 25 Medicare Part D claims for 15 beneficiaries; the average among specialist prescribers was 1,380. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.