Arsenio Lopez, MD
NPI 1477591493 · Medical Oncology Physician · El Paso, TX
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arsenio Lopez, MD is a Medical Oncology Physician provider in El Paso, TX (NPI 1477591493).
Provider details
- NPI number
- 1477591493
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- J9744 (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
3,500 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 495 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 466 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 406 | $10 |
| Lactate Dehydrogenase (enzyme) Level83615 | 354 | $6 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 289 | $122 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 188 | $14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 102 | 27 |
| Anastrozole | 78 | 22 |
| Lenalidomidebrand: Revlimid | 73 | — |
| Letrozole | 71 | 19 |
| Alendronate Sodium | 49 | 16 |
| Folic Acid | 46 | 24 |
| Ondansetronbrand: Ondansetron Odt | 39 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$228 across 2 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
- 2006-06-03
- Last updated
- 2008-02-28
Frequently asked questions
- What is Arsenio Lopez's NPI number?
- Arsenio Lopez's National Provider Identifier (NPI) is 1477591493, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arsenio Lopez's specialty?
- Arsenio Lopez is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Arsenio Lopez located?
- Arsenio Lopez's practice location on file with NPPES is 7848 Gateway Blvd E, El Paso, TX 79915-1815.
- What is Arsenio Lopez's phone number?
- The practice phone number listed in the NPPES registry for Arsenio Lopez is (915) 599-1313.
- Does Arsenio Lopez accept Medicare?
- Arsenio Lopez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arsenio Lopez's NPI active?
- Yes — Arsenio Lopez's NPI (1477591493) is active in the NPPES registry as of the last update on 2008-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.