Carlos Alonso, M.D.
NPI 1043223902 · Rheumatology Physician · Miami, FL
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carlos Alonso, M.D. is a Rheumatology Physician provider in Miami, FL (NPI 1043223902).
Provider details
- NPI number
- 1043223902
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ME72685 (FL)
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
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
956 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 207 | $95 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 186 | $78 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 182 | $134 |
| 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 | 99 | $17 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 72 | $15 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 764 | 154 |
| Prednisone | 647 | 158 |
| Folic Acid | 283 | 86 |
| Diclofenac Sodium | 185 | 60 |
| Gabapentin | 166 | 70 |
| Etanerceptbrand: Enbrel Sureclick | 160 | 14 |
| Hydroxychloroquine Sulfate | 154 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,551 across 65 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
- 2006-08-14
- Last updated
- 2017-02-09
Frequently asked questions
- What is Carlos Alonso's NPI number?
- Carlos Alonso's National Provider Identifier (NPI) is 1043223902, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carlos Alonso's specialty?
- Carlos Alonso is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Carlos Alonso located?
- Carlos Alonso's practice location on file with NPPES is 3659 S Miami Ave Ste 3005, Miami, FL 33133-4225.
- What is Carlos Alonso's phone number?
- The practice phone number listed in the NPPES registry for Carlos Alonso is (305) 860-6260.
- Does Carlos Alonso accept Medicare?
- Carlos Alonso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carlos Alonso's NPI active?
- Yes — Carlos Alonso's NPI (1043223902) is active in the NPPES registry as of the last update on 2017-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.