NPPES file of Aug 9, 2026

Bradford James Silveira, MD

Diagnostic Radiology Physician · Fullerton, CA

Bradford James Silveira, MD is a diagnostic radiology physician with a practice address in Fullerton, California, and NPI 1528165727, issued on Sep 20, 2006. Check the license (California G57552, as entered in NPPES) on the Medical Board of California; 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
1528165727
Name
Bradford James Silveira
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
G57552 CA
Self-reported in NPPES; status is on the state search
Practice location
101 East Valencia Mesa Dr, Fullerton, CA 92835
Phone
(714) 992-3978
Enumerated
Sep 20, 2006
Record last updated
Mar 7, 2023
Medicaid ID
00G575520 CA
Medicare enrollment
Enrolled (PECOS I20050730000160); accepts Medicare assignment
Medical or professional school
University Of California, Irvine, California College Of Medicine, 1999
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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Verify Bradford James Silveira in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G57552
    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 California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Bills Medicare through one group practice

  1. St Jude Radiology Medical Group IncFullerton, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Bradford James Silveira among 4,500 diagnostic radiology physician records in California

Bradford James Silveira, MD is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1999 · median 2004 among the 3,130 with a school on file
  • Record last updated2023 · 60% 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 California 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 California

There are 4,500 diagnostic radiology physician records in California.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Leslie Doi, MDFullerton, CA 928351740386366
  2. Chau Huynh, M.D.Fullerton, CA 928351649434390
  3. Bradley Jackson, M.D.Fullerton, CA 928351124206487
  4. Samuel Maxwell, MDFullerton, CA 928351386740900
  5. Robert Morten, MDFullerton, CA 928351821194440
  6. Hosam Moustafa, MDFullerton, CA 928351760418149
  7. Hao Ngo, MDFullerton, CA 928351013090117
  8. Jagdish Patel, MDFullerton, CA 928351497739593

Common questions

What is Bradford James Silveira, MD's NPI number?

Bradford James Silveira, MD's National Provider Identifier (NPI) is 1528165727, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Bradford James Silveira, MD located?

The NPPES record lists a practice address at 101 East Valencia Mesa Dr, Fullerton, CA, 92835. Phone: (714) 992-3978. Providers update this record themselves, so call before visiting.

How can I verify Bradford James Silveira, MD's license?

NPPES lists California license number G57552, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Bradford James Silveira, MD's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.

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.