Sonia Alvarez, MD
NPI 1538114285 · Internal Medicine Physician · El Paso, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sonia Alvarez, MD is a Internal Medicine Physician provider in El Paso, TX (NPI 1538114285).
Provider details
- NPI number
- 1538114285
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- M2244 (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
48 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) |
|---|---|---|
| Removal of Skin and Tissue, 20.0 Sq Cm Or Less11042 | 24 | $55 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 24 | $71 |
Typical Medicare-allowed amounts for these services range $55–$71 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 264 | 147 |
| Metformin Hcl | 150 | 93 |
| Lisinopril | 126 | 69 |
| Amlodipine Besylate | 124 | 67 |
| Losartan Potassium | 109 | 65 |
| Levothyroxine Sodium | 99 | 57 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-23
- Last updated
- 2023-05-03
- Certified
- 2023-05-03
Frequently asked questions
- What is Sonia Alvarez's NPI number?
- Sonia Alvarez's National Provider Identifier (NPI) is 1538114285, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonia Alvarez's specialty?
- Sonia Alvarez is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sonia Alvarez located?
- Sonia Alvarez's practice location on file with NPPES is 1387 George Dieter Dr, El Paso, TX 79936-7410.
- What is Sonia Alvarez's phone number?
- The practice phone number listed in the NPPES registry for Sonia Alvarez is (915) 275-0224.
- Does Sonia Alvarez accept Medicare?
- Sonia Alvarez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sonia Alvarez's NPI active?
- Yes — Sonia Alvarez's NPI (1538114285) is active in the NPPES registry as of the last update on 2023-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.