Juan Rivera, M.D.
NPI 1184859001 · General Practice Physician · Mayaguez, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Juan Rivera, M.D. is a General Practice Physician provider in Mayaguez, PR (NPI 1184859001).
Provider details
- NPI number
- 1184859001
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 17554 (PR)
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
17 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
437 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) |
|---|---|---|
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 264 | $66 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 173 | $8 |
Typical Medicare-allowed amounts for these services range $8–$66 (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 · 74 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cilostazol | 308 | 90 |
| Gabapentin | 159 | 60 |
| Rosuvastatin Calcium | 154 | 57 |
| Atorvastatin Calcium | 152 | 50 |
| Losartan Potassium | 130 | 43 |
| Levothyroxine Sodium | 126 | 35 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$82 across 4 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
- 2009-05-20
- Last updated
- 2009-05-20
Frequently asked questions
- What is Juan Rivera's NPI number?
- Juan Rivera's National Provider Identifier (NPI) is 1184859001, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Juan Rivera's specialty?
- Juan Rivera is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Juan Rivera located?
- Juan Rivera's practice location on file with NPPES is 76 Calle Tenerife, Mayaguez, PR 00680-1462.
- What is Juan Rivera's phone number?
- The practice phone number listed in the NPPES registry for Juan Rivera is (787) 422-2059.
- Does Juan Rivera accept Medicare?
- Juan Rivera is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Juan Rivera's NPI active?
- Yes — Juan Rivera's NPI (1184859001) is active in the NPPES registry as of the last update on 2009-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.