Roderick Alfonso, M.D.
NPI 1417310293 · Emergency Medicine Physician · Aiea, HI
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roderick Alfonso, M.D. is a Emergency Medicine Physician provider in Aiea, HI (NPI 1417310293).
Provider details
- NPI number
- 1417310293
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 302354 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
614 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 High Level of Medical Decision Making99285 | 259 | $176 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 170 | $122 |
| Critical Care, First 30-74 Minutes99291 | 93 | $216 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 52 | $8 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 40 | $71 |
Typical Medicare-allowed amounts for these services range $8–$216 (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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 34 | 34 |
| Doxycycline Hyclate | 32 | 32 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 27 | 27 |
| Ondansetronbrand: Ondansetron Odt | 23 | 22 |
| Oxycodone Hcl | 19 | 19 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 19 | 19 |
| Ibuprofen |
Practice location
Mailing address
Additional practice locations (3)
- 98-1079 Moanalua RdAiea, HI 96701-4713Phone: (347) 927-4284
- 450 Clarkson AveDepartment of Emergency MedicineBrooklyn, NY 11203-2012Phone: (347) 927-4284
- 451 Clarkson AveBrooklyn, NY 11203-2054Phone: (347) 927-4284
Registry dates
- Enumerated
- 2016-03-30
- Last updated
- 2021-09-07
- Certified
- 2021-09-07
Frequently asked questions
- What is Roderick Alfonso's NPI number?
- Roderick Alfonso's National Provider Identifier (NPI) is 1417310293, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roderick Alfonso's specialty?
- Roderick Alfonso is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roderick Alfonso located?
- Roderick Alfonso's practice location on file with NPPES is 98-1079 Moanalua Rd, Aiea, HI 96701-4713.
- What is Roderick Alfonso's phone number?
- The practice phone number listed in the NPPES registry for Roderick Alfonso is (347) 927-4284.
- Does Roderick Alfonso accept Medicare?
- Roderick Alfonso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roderick Alfonso's NPI active?
- Yes — Roderick Alfonso's NPI (1417310293) is active in the NPPES registry as of the last update on 2021-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.