Thomas Westwick, M.D.
NPI 1689636508 · Internal Medicine Physician · Temple, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Westwick, M.D. is a Internal Medicine Physician provider in Temple, TX (NPI 1689636508).
Provider details
- NPI number
- 1689636508
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- H0926 (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
825 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 348 | $62 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 241 | $124 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 192 | $92 |
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians andG0180 | 32 | $51 |
| Transitional Care Management Services for Problem of High Complexity99496 | 12 | $181 |
Typical Medicare-allowed amounts for these services range $51–$181 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 119 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 672 | 202 |
| Rosuvastatin Calcium | 522 | 156 |
| Levothyroxine Sodium | 442 | 115 |
| Amlodipine Besylate | 433 | 129 |
| Losartan Potassium | 384 | 121 |
| Lisinopril | 383 | 110 |
| Gabapentin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-05
- Last updated
- 2020-04-10
- Certified
- 2020-04-10
Frequently asked questions
- What is Thomas Westwick's NPI number?
- Thomas Westwick's National Provider Identifier (NPI) is 1689636508, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Westwick's specialty?
- Thomas Westwick is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Westwick located?
- Thomas Westwick's practice location on file with NPPES is 2401 S 31st St, Temple, TX 76508-0001.
- What is Thomas Westwick's phone number?
- The practice phone number listed in the NPPES registry for Thomas Westwick is (254) 724-2111.
- Does Thomas Westwick accept Medicare?
- Thomas Westwick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Westwick's NPI active?
- Yes — Thomas Westwick's NPI (1689636508) is active in the NPPES registry as of the last update on 2020-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.