James Mazalewski, M.D.
NPI 1578674248 · Diagnostic Radiology Physician · Melbourne, FL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Mazalewski, M.D. is a Diagnostic Radiology Physician provider in Melbourne, FL (NPI 1578674248).
Provider details
- NPI number
- 1578674248
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 62313 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
3,195 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 1,217 | $8 |
| Ct Scan Head Or Brain Without Contrast70450 | 380 | $38 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 168 | $81 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 161 | $84 |
| Ct Scan of Upper Spine Without Contrast72125 | 123 | $46 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 106 | $84 |
Practice location
Mailing address
Additional practice locations (1)
- 1223 Gateway DrMelbourne, FL 32901-2607Phone: (321) 549-0677Fax: (321) 722-2432
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2020-03-12
- Certified
- 2020-03-12
Frequently asked questions
- What is James Mazalewski's NPI number?
- James Mazalewski's National Provider Identifier (NPI) is 1578674248, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Mazalewski's specialty?
- James Mazalewski is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Mazalewski located?
- James Mazalewski's practice location on file with NPPES is 8745 N Wickham Rd, Melbourne, FL 32940-5997.
- What is James Mazalewski's phone number?
- The practice phone number listed in the NPPES registry for James Mazalewski is (321) 434-7313.
- Does James Mazalewski accept Medicare?
- James Mazalewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Mazalewski's NPI active?
- Yes — James Mazalewski's NPI (1578674248) is active in the NPPES registry as of the last update on 2020-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.