NPPES file of Aug 9, 2026

Nassim Naderi, MD

Clinical Neurophysiology Physician · Orange, CA

Nassim Naderi, MD is a clinical neurophysiology physician with a practice address in Orange, California, and NPI 1881986248, issued on May 4, 2011. Check the license (California A127540, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881986248
Name
Nassim Naderi
Credential
MD
Primary taxonomy
Clinical Neurophysiology Physician 2084N0600X
License number
A127540 CA
Self-reported in NPPES; status is on the state search
Practice location
1201 W LA Veta Ave, Orange, CA 92868
Phone
(714) 509-7982
Enumerated
May 4, 2011
Record last updated
Dec 14, 2023
Fax
(855) 246-2329
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest clinical neurophysiology physician records → All 71 in California → Look up another NPI →

Also registered at 1201 W LA Veta Ave

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

  1. Sarah AbbamontoClinical Social Worker1396268553
  2. Yesenia Acosta, ACSWClinical Social Worker1114744513
  3. Natalie Adame, PNPPrimary Care Nurse Practitioner1750993622
  4. David Adams, M.D.Neurology with Special Qualifications in Child Neurology Physician1497109722
  5. William Adelman, M.D.Pediatric Adolescent Medicine Physician1831191386
  6. Isela Aguirre Verdugo, LCSWClinical Social Worker1316465834

Verify Nassim Naderi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A127540    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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Industry payments in 2024: $417.83

9 payments; by number, the most common kind was food and beverage; the largest payer was Ucb, Inc. The 260 providers of this specialty with any payment received $7,345.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nassim Naderi$417.83
  2. Specialty average$7,345.06

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

Nassim Naderi among 71 clinical neurophysiology physician records in California

Nassim Naderi, MD is one of 71 clinical neurophysiology physician records with a practice address in California. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 65% of them.

  • NPI issued2011 · 65% of these records are older, 31% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileNo · 69% of these records are
  • Record last updated2023 · 37% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0600X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Neurophysiology Physician providers in California

There are 71 clinical neurophysiology physician records in California.

All 71 in California → Every provider in Orange → Clinical Neurophysiology Physician nationwide →

The 8 clinical neurophysiology physician records with the nearest ZIP codes

  1. Bassel MahfoudOrange, CA 928651578199402
  2. Irving Gislason, MDGarden Grove, CA 928401013180355
  3. Carlos Rosario, MDSanta Ana, CA 927051477560829
  4. Yvan Rodrigues, MDLadera Ranch, CA 926941487973103
  5. Golshan Fahimi, MDMission Viejo, CA 926911376066548
  6. Michael Gibbs, M.D.Santa Barbara, CA 931051063704641
  7. Rosabel Young, M.D., M.S. PHARM.Redlands, CA 923731659487817
  8. Thomas Bohr, M.D.Loma Linda, CA 923571992802284

Common questions

What is Nassim Naderi, MD's NPI number?

Nassim Naderi, MD's National Provider Identifier (NPI) is 1881986248, issued on May 4, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Nassim Naderi, MD located?

The NPPES record lists a practice address at 1201 W LA Veta Ave, Orange, CA, 92868. Phone: (714) 509-7982. Providers update this record themselves, so call before visiting.

How can I verify Nassim Naderi, MD's license?

NPPES lists California license number A127540, 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.

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.