Iris Lopez Rivera, MD
NPI 1104438829 · General Practice Physician · Rio Piedras, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Iris Lopez Rivera, MD is a General Practice Physician provider in Rio Piedras, PR (NPI 1104438829).
Provider details
- NPI number
- 1104438829
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 21897 (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
5 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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 48 | 16 |
| Levothyroxine Sodium | 34 | 14 |
| Atorvastatin Calcium | 33 | 15 |
| Losartan Potassium | 33 | 13 |
| Metformin Hcl | 32 | 11 |
| Famotidine | 30 | — |
| Amlodipine Besylate | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 across 1 record (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
- 2020-08-24
- Last updated
- 2020-08-24
- Certified
- 2020-08-22
Frequently asked questions
- What is Iris Lopez Rivera's NPI number?
- Iris Lopez Rivera's National Provider Identifier (NPI) is 1104438829, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Iris Lopez Rivera's specialty?
- Iris Lopez Rivera is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Iris Lopez Rivera located?
- Iris Lopez Rivera's practice location on file with NPPES is 210 Calle Arizmendi, Rio Piedras, PR 00925-3411.
- What is Iris Lopez Rivera's phone number?
- The practice phone number listed in the NPPES registry for Iris Lopez Rivera is (787) 754-7133.
- Does Iris Lopez Rivera accept Medicare?
- Iris Lopez Rivera is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Iris Lopez Rivera's NPI active?
- Yes — Iris Lopez Rivera's NPI (1104438829) is active in the NPPES registry as of the last update on 2020-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.