NPPES file of Aug 9, 2026

James G. Mazalewski, M.D.

Diagnostic Radiology Physician · Melbourne, FL

James G. Mazalewski, M.D. is a diagnostic radiology physician with a practice address in Melbourne, Florida, and NPI 1578674248, issued on Aug 31, 2006. Check the license (Florida ME62313, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578674248
Name
James G. Mazalewski
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
ME62313 FL
62313 FL
Self-reported in NPPES; status is on the state search
Practice location
8745 N Wickham RD, Melbourne, FL 32940
Phone
(321) 434-7313
Enumerated
Aug 31, 2006
Record last updated
Mar 12, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(321) 434-7238
Medicaid ID
265388500 FL
Medicare enrollment
Enrolled (PECOS I20061120000465); accepts Medicare assignment
Medical or professional school
University Of South Florida College Of Medicine, 1990
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest diagnostic radiology physician records → All 2,761 in Florida → Look up another NPI →

Also registered at 8745 N Wickham RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alexus Adams, RN, BSNStudent in an Organized Health Care Education/Training Program1649112178
  2. Steven Bentley, MDCritical Care Medicine (Internal Medicine) Physician1790781870
  3. Melissa Britton, FNP-CNurse Practitioner1265916654
  4. Wesley DuersonHospitalist Physician1164087813
  5. Adamarys Gonzalez Ramos, MDHospitalist Physician1710628409
  6. Jeffrey Gulick, D.O.Hospitalist Physician1235313149

Verify James G. Mazalewski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME62313    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Florida license search

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The MIPS final score for 2023 (Medicare payment program): 85.4 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.7
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%78.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

14 hospitals and group practices

  1. Hurley Medical CenterFlint, MI · Acute Care Hospitals2 of 5 stars
  2. Adi Radiology PCIndian Harbour Beach, FL
  3. Brevard Physician Associates PLLCMelbourne, FL
  4. Columbus Radiology CorpIndian Harbour Beach, FL
  5. Empire State Radiology P CPort Jervis, NY
  6. Greensboro Radiology, PAJacksonville, FL
  7. Health First Medical Group, LLCIndialantic, FL
  8. Imaging Associates OF Indiana, PCIndian Harbour Beach, FL
  9. Imaging Associates OF Michigan PLLCTallahassee, FL
  10. Louisville Radiology Imaging Consultants PLLCIndian Harbour Beach, FL
  11. Mori Bean And Brooks IncMelbourne, FL
  12. Murfreesboro Radiology And Nuclear Medicine Consultants PLLCSt Petersburg, FL
  13. Northside Radiology Associates LLCIndian Harbour Beach, FL
  14. Radiology Alliance PCIndian Harbour Beach, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

James G. Mazalewski among 2,761 diagnostic radiology physician records in Florida

James G. Mazalewski, M.D. is one of 2,761 diagnostic radiology physician records with a practice address in Florida. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 17% of them.

  • NPI issued2006 · 17% of these records are older, 46% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1990 · median 2002 among the 1,926 with a school on file
  • Record last updated2020 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in Florida

There are 2,761 diagnostic radiology physician records in Florida.

All 2,761 in Florida → Every provider in Melbourne → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Jeffrey Araj, MDViera, FL 329401679549059
  2. Denis Primakov, M.D.Melbourne, FL 329351548435290
  3. Katherine Warsch, MDMelbourne, FL 329341871022848
  4. Diane Bergau, M.D.Cocoa Beach, FL 329311609884527
  5. Daniel Forrest, D.O.Cocoa Beach, FL 329311831107754
  6. Douglas Gordon, M.D.Cocoa Beach, FL 329311144397217
  7. Michael Grainger, M.D.Cocoa Beach, FL 329311952426983
  8. Aaron Hattaway, M.D.Cocoa Beach, FL 329311689842643

Common questions

What is James G. Mazalewski, M.D.'s NPI number?

James G. Mazalewski, M.D.'s National Provider Identifier (NPI) is 1578674248, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James G. Mazalewski, M.D. located?

The NPPES record lists a practice address at 8745 N Wickham RD, Melbourne, FL, 32940. Phone: (321) 434-7313. Providers update this record themselves, so call before visiting.

How can I verify James G. Mazalewski, M.D.'s license?

NPPES lists Florida license number ME62313, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is James G. Mazalewski, M.D.'s MIPS final score?

The 2023 MIPS final score is 85.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.