Roberto Alers Fernandez, M.D.
NPI 1417952649 · Internal Medicine Physician · Aguadilla, PR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roberto Alers Fernandez, M.D. is a Internal Medicine Physician provider in Aguadilla, PR (NPI 1417952649).
Provider details
- NPI number
- 1417952649
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 9684 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
21 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 115 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 483 | 138 |
| Amlodipine Besylate | 325 | 95 |
| Gabapentin | 310 | 72 |
| Levothyroxine Sodium | 291 | 66 |
| Losartan Potassium | 262 | 74 |
| Metformin Hcl | 234 | 64 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$181 across 3 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
- 2005-06-15
- Last updated
- 2011-10-03
Frequently asked questions
- What is Roberto Alers Fernandez's NPI number?
- Roberto Alers Fernandez's National Provider Identifier (NPI) is 1417952649, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roberto Alers Fernandez's specialty?
- Roberto Alers Fernandez is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roberto Alers Fernandez located?
- Roberto Alers Fernandez's practice location on file with NPPES is 24 Ave Severiano Cuevas, Aguadilla, PR 00603-5762.
- What is Roberto Alers Fernandez's phone number?
- The practice phone number listed in the NPPES registry for Roberto Alers Fernandez is (787) 882-7171.
- Does Roberto Alers Fernandez accept Medicare?
- Roberto Alers Fernandez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roberto Alers Fernandez's NPI active?
- Yes — Roberto Alers Fernandez's NPI (1417952649) is active in the NPPES registry as of the last update on 2011-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.