Thomas Barker, M.D.
NPI 1295775542 · Internal Medicine Physician · Arlington, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Barker, M.D. is a Internal Medicine Physician provider in Arlington, TX (NPI 1295775542).
Provider details
- NPI number
- 1295775542
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- K2641 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,367 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 359 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 336 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 320 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 308 | $13 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 304 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 284 | $127 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 160 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,309 | 380 |
| Levothyroxine Sodium | 641 | 187 |
| Amlodipine Besylate | 562 | 181 |
| Lisinopril | 454 | 132 |
| Simvastatin | 419 | 124 |
| Pravastatin Sodium | 362 | 104 |
| Losartan Potassium | 329 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-07
- Last updated
- 2013-06-07
Frequently asked questions
- What is Thomas Barker's NPI number?
- Thomas Barker's National Provider Identifier (NPI) is 1295775542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Barker's specialty?
- Thomas Barker is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Barker located?
- Thomas Barker's practice location on file with NPPES is 811 Interstate 20 W, Arlington, TX 76017-5870.
- What is Thomas Barker's phone number?
- The practice phone number listed in the NPPES registry for Thomas Barker is (817) 468-3393.
- Does Thomas Barker accept Medicare?
- Thomas Barker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Barker's NPI active?
- Yes — Thomas Barker's NPI (1295775542) is active in the NPPES registry as of the last update on 2013-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.