Thomas Dewar, M.D.
NPI 1811988587 · Gastroenterology Physician · Fort Worth, TX
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Dewar, M.D. is a Gastroenterology Physician provider in Fort Worth, TX (NPI 1811988587).
Provider details
- NPI number
- 1811988587
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- H2337 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,127 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 133 | $77 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 131 | $163 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 120 | $243 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 106 | $155 |
| Colorectal Cancer Screening; Colonoscopy on Individual at High RiskG0105 | 104 | $173 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 435 | 425 |
| Sod Sulf/Pot Chloride/Mag Sulfbrand: Sutab | 151 | 148 |
| Pantoprazole Sodium | 80 | 21 |
| Linaclotidebrand: Linzess | 65 | 12 |
| Esomeprazole Magnesium | 64 | 20 |
| Colesevelam Hcl | 55 | 13 |
| Mesalamine | 47 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,766 across 86 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-02
- Last updated
- 2017-11-06
Frequently asked questions
- What is Thomas Dewar's NPI number?
- Thomas Dewar's National Provider Identifier (NPI) is 1811988587, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Dewar's specialty?
- Thomas Dewar is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Dewar located?
- Thomas Dewar's practice location on file with NPPES is 6317 Harris Pkwy, Fort Worth, TX 76132-4256.
- What is Thomas Dewar's phone number?
- The practice phone number listed in the NPPES registry for Thomas Dewar is (812) 361-6900.
- Does Thomas Dewar accept Medicare?
- Thomas Dewar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Dewar's NPI active?
- Yes — Thomas Dewar's NPI (1811988587) is active in the NPPES registry as of the last update on 2017-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.