Elvia Ayala, M.D.
NPI 1497881189 · Clinic/Center · Aguadilla, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elvia Ayala, M.D. is a Clinic/Center provider in Aguadilla, PR (NPI 1497881189).
Provider details
- NPI number
- 1497881189
- Entity type
- Individual
- Primary specialty
- Clinic/CenterAmbulatory Health Care Facilities
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 14515 (PR)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
65 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 47 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 18 | $89 |
Typical Medicare-allowed amounts for these services range $89–$126 (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 · 156 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metformin Hcl | 431 | 96 |
| Atorvastatin Calcium | 408 | 109 |
| Simvastatin | 380 | 102 |
| Gabapentin | 362 | 87 |
| Losartan Potassium | 307 | 75 |
| Lisinopril | 299 | 70 |
| Amlodipine Besylate | 273 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$304 across 12 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
- 2007-02-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Elvia Ayala's NPI number?
- Elvia Ayala's National Provider Identifier (NPI) is 1497881189, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elvia Ayala's specialty?
- Elvia Ayala is listed in the NPPES registry with a primary specialty of Clinic/Center (Ambulatory Health Care Facilities).
- Where is Elvia Ayala located?
- Elvia Ayala's practice location on file with NPPES is Bo Borinquen Carr. 107, Aguadilla, PR 00603.
- What is Elvia Ayala's phone number?
- The practice phone number listed in the NPPES registry for Elvia Ayala is (787) 891-6230.
- Does Elvia Ayala accept Medicare?
- Elvia Ayala is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elvia Ayala's NPI active?
- Yes — Elvia Ayala's NPI (1497881189) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.