Registry data as of Aug 27, 2026

Sandra Thomasian, M.D.

Emergency Medicine Physician · Los Angeles, CA

Sandra Thomasian, M.D. is an emergency medicine physician with a practice address in Los Angeles, California, and NPI 1619138542, issued on Jun 23, 2008. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1619138542
Name
Sandra Thomasian
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
Practice location
8700 Beverly Blvd, Los Angeles, CA 90048
Phone
(310) 423-8600
Enumerated
Jun 23, 2008
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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Also registered at 8700 Beverly Blvd

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

  1. Jason Aaronson, MDDiagnostic Radiology Physician1023145463
  2. Afshin Afrashteh, MDInternal Medicine Physician1346402989
  3. Christopher Allen, MDInterventional Cardiology Physician1437970068
  4. Maziar Amini, MDStudent in an Organized Health Care Education/Training Program1669121596
  5. Mose Arditi, M.D.Pediatrics Physician1154308062
  6. Shahrzad Arya, MDStudent in an Organized Health Care Education/Training Program1144080250

Verify Sandra Thomasian 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

54% fewer Medicare Part D claims than the average emergency medicine physician in 2024

162 Medicare Part D claims for 103 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D. 16 claims were for opioids.

  1. Sandra Thomasian162
  2. Specialty average355

Most prescribed

  1. Cephalexin21 claims
  2. Tramadol Hcl12 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.

The practice group's Medicare quality score for 2023: 90 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score76.8
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities40 of 40 points · 15%100.0

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

One hospital or facility affiliation

  1. Cedars-Sinai Medical CenterWest Hollywood, CA · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Emergency Medicine Physician providers in California

There are 7,133 emergency medicine physician records in California.

Other emergency medicine physician records in California

  1. Cooper Aakhus, MDStanford, CA1194351007
  2. Pyra Aarden, MDMartinez, CA1417058199
  3. Neal Aaron, D.O.Encinitas, CA1114283520
  4. Eric AaserudeWalnut Creek, CA1811491194
  5. Nader Abas, MDBarstow, CA1346288305
  6. Michael Abbo, MDNovato, CA1205819042
  7. Daniel Abbott, MDFullerton, CA1518907864
  8. Paul-Andre Abboud, M.D.Oakland, CA1710065503
  9. Mostafa Abdel-Hamid, MDStanford, CA1457918740
  10. Ashraf Abdel-KerimChino, CA1396961538

Common questions

What is Sandra Thomasian, M.D.'s NPI number?

Sandra Thomasian, M.D.'s National Provider Identifier (NPI) is 1619138542, issued on Jun 23, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Sandra Thomasian, M.D. located?

The NPPES record lists a practice address at 8700 Beverly Blvd, Los Angeles, CA, 90048. Phone: (310) 423-8600. Providers update this record themselves, so call before visiting.

How can I verify Sandra Thomasian, 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.

How much does Sandra Thomasian, M.D. prescribe under Medicare Part D?

In 2024, Sandra Thomasian, M.D. had 162 Medicare Part D claims for 103 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

What is Sandra Thomasian, M.D.'s Medicare quality score?

The 2023 MIPS final score is 90 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.