NPPES file of Aug 9, 2026

Danielle Nicole Thordarson, MD

Neurology Physician · Los Angeles, CA

Danielle Nicole Thordarson, MD is a neurology physician with a practice address in Los Angeles, California, and NPI 1881182327, issued on Apr 30, 2018. Check the license (California A165731, 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
1881182327
Name
Danielle Nicole Thordarson
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
A165731 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Ucla Medical Plz Ste B200, Los Angeles, CA 90095
Phone
(310) 794-1195
Enumerated
Apr 30, 2018
Record last updated
Jul 1, 2024
Medicare enrollment
Enrolled (PECOS I20240522003681); accepts Medicare assignment
Medical or professional school
Rush Medical College Of Rush University, 2018
Telehealth
Offers telehealth (CMS)
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 300 Ucla Medical Plz Ste B200

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

  1. Matthew Ashley, MD, JDNeurology Physician1588892673
  2. Maral Bakir, ACNP AGACNP-BCAcute Care Nurse Practitioner1184229668
  3. Maryam Beigi, MDNeurology Physician1598838690
  4. Roger Bertoldi, MDNeurology Physician1164447082
  5. Kevin Bickart, M.D./PH.D.Neurology Physician1801274139
  6. Mateo Calderon Arnulphi, M.D.Neurology Physician1811159957

Verify Danielle Nicole Thordarson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A165731
    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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36% fewer Medicare Part D claims than the average neurology physician in 2024

872 Medicare Part D claims for 113 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Danielle Thordarson872
  2. Specialty average1,370

Most prescribed

  1. Carbidopa-Levodopa123 claims
  2. Rytary72 claims
  3. Quetiapine Fumarate67 claims
  4. Donepezil Hcl55 claims
  5. Rasagiline Mesylate47 claims
  6. Olanzapine45 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $2,975.84

24 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Danielle Thordarson$2,975.84
  2. Specialty average$8,318.07

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. Regents OF The University OF California Los AngelesSanta Monica, CA

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

Danielle Nicole Thordarson among 2,339 neurology physician records in California

Danielle Nicole Thordarson, MD is one of 2,339 neurology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 84% of them.

  • NPI issued2018 · 84% of these records are older, 12% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2018 · median 2006 among the 1,628 with a school on file
  • Record last updated2024 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

The 8 neurology physician records with the nearest ZIP codes

  1. David Alexander, M.D.Los Angeles, CA 900951154371334
  2. Robert Baloh, MDLos Angeles, CA 900951801811252
  3. Ronnie Bergen, MDLos Angeles, CA 900951750353488
  4. Timothy Cloughesy, MDLos Angeles, CA 900951154356053
  5. Robert Collins, MDLos Angeles, CA 900951871518233
  6. Jeffrey Cummings, MDLos Angeles, CA 900951457376329
  7. Dawn Eliashiv, M.D.Los Angeles, CA 900951144286162
  8. Neeta Garg, MDLos Angeles, CA 900951649242728

Common questions

What is Danielle Nicole Thordarson, MD's NPI number?

Danielle Nicole Thordarson, MD's National Provider Identifier (NPI) is 1881182327, issued on Apr 30, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Danielle Nicole Thordarson, MD located?

The NPPES record lists a practice address at 300 Ucla Medical Plz Ste B200, Los Angeles, CA, 90095. Phone: (310) 794-1195. Providers update this record themselves, so call before visiting.

How can I verify Danielle Nicole Thordarson, MD's license?

NPPES lists California license number A165731, 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.

How much does Danielle Nicole Thordarson, MD prescribe under Medicare Part D?

In 2024, Danielle Nicole Thordarson, MD had 872 Medicare Part D claims for 113 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

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.