Alejandro Rivera-Rodriguez, MD
NPI 1821239393 · Rheumatology Physician · Bayamon, PR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alejandro Rivera-Rodriguez, MD is a Rheumatology Physician provider in Bayamon, PR (NPI 1821239393).
Provider details
- NPI number
- 1821239393
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 23943 (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
1,558 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 | 470 | $129 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 404 | $16 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 338 | $70 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 | 132 | $62 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 62 | $169 |
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 |
|---|---|---|
| Prednisone | 175 | 74 |
| Meloxicam | 95 | 39 |
| Methotrexate Sodiumbrand: Methotrexate | 65 | 20 |
| Gabapentin | 63 | 19 |
| Celecoxib | 50 | 27 |
| Hydroxychloroquine Sulfate | 37 | 16 |
| Diclofenac Sodium | 31 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$275 across 14 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.
Mailing address
Registry dates
- Enumerated
- 2009-03-13
- Last updated
- 2025-05-21
- Certified
- 2025-05-21
Frequently asked questions
- What is Alejandro Rivera-Rodriguez's NPI number?
- Alejandro Rivera-Rodriguez's National Provider Identifier (NPI) is 1821239393, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alejandro Rivera-Rodriguez's specialty?
- Alejandro Rivera-Rodriguez is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Alejandro Rivera-Rodriguez located?
- Alejandro Rivera-Rodriguez's practice location on file with NPPES is 1 Ave Casa Linda, Bayamon, PR 00959-9000.
- What is Alejandro Rivera-Rodriguez's phone number?
- The practice phone number listed in the NPPES registry for Alejandro Rivera-Rodriguez is (787) 789-1996.
- Does Alejandro Rivera-Rodriguez accept Medicare?
- Alejandro Rivera-Rodriguez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alejandro Rivera-Rodriguez's NPI active?
- Yes — Alejandro Rivera-Rodriguez's NPI (1821239393) is active in the NPPES registry as of the last update on 2025-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.