Arlene Nepomuceno, MD
NPI 1043279037 · Internal Medicine Physician · Covina, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arlene Nepomuceno, MD is a Internal Medicine Physician provider in Covina, CA (NPI 1043279037).
Provider details
- NPI number
- 1043279037
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A64168 (CA)
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
176 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 66 | $139 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 47 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 40 | $99 |
| Screening Mammography77067 | 23 | $145 |
Typical Medicare-allowed amounts for these services range $99–$145 (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 · 89 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 631 | 216 |
| Losartan Potassium | 439 | 148 |
| Alendronate Sodium | 405 | 117 |
| Amlodipine Besylate | 403 | 132 |
| Metformin Hcl | 285 | 93 |
| Lisinopril | 241 | 84 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-20
- Last updated
- 2026-01-03
- Certified
- 2026-01-03
Frequently asked questions
- What is Arlene Nepomuceno's NPI number?
- Arlene Nepomuceno's National Provider Identifier (NPI) is 1043279037, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arlene Nepomuceno's specialty?
- Arlene Nepomuceno is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Arlene Nepomuceno located?
- Arlene Nepomuceno's practice location on file with NPPES is 420 W Rowland St, Covina, CA 91723-2943.
- What is Arlene Nepomuceno's phone number?
- The practice phone number listed in the NPPES registry for Arlene Nepomuceno is (626) 331-6411.
- Does Arlene Nepomuceno accept Medicare?
- Arlene Nepomuceno is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arlene Nepomuceno's NPI active?
- Yes — Arlene Nepomuceno's NPI (1043279037) is active in the NPPES registry as of the last update on 2026-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.