NPPES file of Aug 9, 2026

Gerard Kim Nguyen, M.D.

Diagnostic Radiology Physician · Newport Beach, CA

Gerard Kim Nguyen, M.D. is a diagnostic radiology physician with a practice address in Newport Beach, California, and NPI 1982946281, issued on Mar 25, 2013. Check the license 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 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982946281
Name
Gerard Kim Nguyen
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A148005 MO
Self-reported in NPPES; status is on the state search
Practice location
1 Hoag Dr, Newport Beach, CA 92663
Phone
(949) 764-5570
Enumerated
Mar 25, 2013
Record last updated
Jul 21, 2025
Medicare enrollment
Enrolled (PECOS I20180606001155); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 2013
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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Also registered at 1 Hoag Dr

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

  1. Hana Abuershaid, M.D.Hospitalist Physician1497164016
  2. Anatoly Akselrod, PHARMDPharmacist1508733379
  3. Bahram Alavynejad, MDPulmonary Disease Physician1124071972
  4. Eric Alcouloumre, M.D.Emergency Medicine Physician1568425312
  5. Gilda Ameri, MDHospitalist Physician1821477498
  6. Anna-Maria Angelakis, M.D.Hospitalist Physician1124259890

Verify Gerard Kim Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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).

Industry payments in 2024: $37.92

1 payment: food and beverage; the largest payer was Ethicon US, LLC. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gerard Nguyen$37.92
  2. Specialty average$2,488.38

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupRiverside, CA

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

Gerard Kim Nguyen among 4,500 diagnostic radiology physician records in California

Gerard Kim Nguyen, M.D. 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 2013, is newer than 76% of them.

  • NPI issued2013 · 76% of these records are older, 22% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2013 · median 2004 among the 3,130 with a school on file
  • Record last updated2025 · 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. Frederick Birnberg, M.D.Newport Beach, CA 926631386683084
  2. Michael Brant-Zawadzki, MDNewport Beach, CA 926631821042532
  3. Linh Bui, M.D.Newport Beach, CA 926631104887090
  4. Miles Chang, M.D.Newport Beach, CA 926631952341539
  5. Mark Chen, M.D.Newport Beach, CA 926631730132549
  6. Luke Cheung, M.D.Newport Beach, CA 926631619917259
  7. Peter Giuliano, M.D.Newport Beach, CA 926631275536443
  8. Binh Nguyen, MDNewport Beach, CA 926631083679807

Common questions

What is Gerard Kim Nguyen, M.D.'s NPI number?

Gerard Kim Nguyen, M.D.'s National Provider Identifier (NPI) is 1982946281, issued on Mar 25, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Gerard Kim Nguyen, M.D. located?

The NPPES record lists a practice address at 1 Hoag Dr, Newport Beach, CA, 92663. Phone: (949) 764-5570. Providers update this record themselves, so call before visiting.

How can I verify Gerard Kim Nguyen, M.D.'s license?

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 Gerard Kim Nguyen, M.D.'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.