NPPES file of Aug 9, 2026

Levon James Thomas, PA-C

Physician Assistant · Riverside, CA

Levon James Thomas, PA-C is a physician assistant with a practice address in Riverside, California, and NPI 1912299124, issued on May 5, 2011. Check the license (California PA21535, as entered in NPPES) with the California board that licenses this profession; 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
1912299124
Name
Levon James Thomas
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA21535 CA
50004142 OH
Self-reported in NPPES; status is on the state search
Practice location
6405 Day St, Riverside, CA 92507
Phone
(951) 697-5611
Enumerated
May 5, 2011
Record last updated
Apr 11, 2025
Fax
(951) 697-5565
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 6405 Day St

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

  1. Bradley Andersen, M.D.Rheumatology Physician1528018470
  2. David Berke, D.O.Obstetrics & Gynecology Physician1235372335
  3. Archana Bhanu, MDFamily Medicine Physician1598748402
  4. Lee Blanton, MDOrthopaedic Surgery Physician1417262957
  5. Samuel Catalon, MDPediatrics Physician1568449072
  6. Keolanui Chun, MDOrthopaedic Surgery Physician1578507463

Verify Levon James Thomas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PA21535
    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
Find 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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91% fewer Medicare Part D claims than the average physician assistant in 2024

73 Medicare Part D claims for 55 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Levon Thomas73
  2. Specialty average830

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.

Levon James Thomas among 14,451 physician assistant records in California

Levon James Thomas, PA-C is one of 14,451 physician assistant records with a practice address in California. 75% 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 30% of them.

  • NPI issued2011 · 30% of these records are older, 67% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • Record last updated2025 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

164 physician assistant records list a practice address in Riverside

They are 164 of the 13,893 NPPES records with a practice address in Riverside, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Weston Bleier, PA-CRiverside, CA 925071891983664
  2. Robert Fontanilla, PA-CRiverside, CA 925071184005258
  3. Sarah Guo-Rohe, PA-CRiverside, CA 925071225503410
  4. David Konzem, PA-CRiverside, CA 925071043641822
  5. Tiffany PerainoRiverside, CA 925071124457015
  6. Mary StahovichRiverside, CA 925071649346495
  7. Benton Stout, PHYSICIAN ASSISTANTRiverside, CA 925071649508334
  8. Marcos Aird, PA-CRiverside, CA 925081134130875

Common questions

What is Levon James Thomas, PA-C's NPI number?

Levon James Thomas, PA-C's National Provider Identifier (NPI) is 1912299124, issued on May 5, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Levon James Thomas, PA-C located?

The NPPES record lists a practice address at 6405 Day St, Riverside, CA, 92507. Phone: (951) 697-5611. Providers update this record themselves, so call before visiting.

How can I verify Levon James Thomas, PA-C's license?

NPPES lists California license number PA21535, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Levon James Thomas, PA-C prescribe under Medicare Part D?

In 2024, Levon James Thomas, PA-C had 73 Medicare Part D claims for 55 beneficiaries; the average among physician assistant prescribers was 830. 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.