NPPES file of Aug 9, 2026

Thomas Lesinski, PA

Medical Physician Assistant · San Bruno, CA

Thomas Lesinski, PA is a medical physician assistant with a practice address in San Bruno, California, and NPI 1083009427, issued on Apr 2, 2015. Check the license (California 62474, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083009427
Name
Thomas Lesinski
Credential
PA
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
62474 CA
Self-reported in NPPES; status is on the state search
Practice location
1310 EL Camino Real Ste I-J, San Bruno, CA 94066
Phone
(650) 270-2395
Enumerated
Apr 2, 2015
Record last updated
Jan 21, 2025
Fax
(650) 270-2397
Medicare enrollment
Enrolled (PECOS I20231127001142); accepts Medicare assignment
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 1310 EL Camino Real Ste I-J

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

  1. Monica Ramirez Cisneros, PA-CPhysician Assistant1427768217

Verify Thomas Lesinski 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 62474
    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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75% fewer Medicare Part D claims than the average medical physician assistant in 2024

287 Medicare Part D claims for 219 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Thomas Lesinski287
  2. Specialty average1,148

Most prescribed

  1. Doxycycline Hyclate28 claims
  2. Prednisone27 claims
  3. Azithromycin25 claims
  4. Cephalexin25 claims
  5. Albuterol Sulfate Hfa19 claims
  6. Paxlovid14 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 MIPS final score for 2023 (Medicare payment program): 94.6 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 score76.7
  2. Costout of 100 · 30%97.1
  3. Promoting interoperabilitynot scored (reweighted)
  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).

Bills Medicare through one group practice

  1. Ucsf Health Medical FoundationSan Bruno, CA

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

Thomas Lesinski among 3,376 medical physician assistant records in California

Thomas Lesinski, PA is one of 3,376 medical physician assistant records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 62% of them.

  • NPI issued2015 · 62% of these records are older, 34% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2015 · median 2012 among the 1,347 with a school on file
  • Record last updated2025 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in California

There are 3,376 medical physician assistant records in California.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Hilary Johnston, PA-C, MMSSan Bruno, CA 940661649626177
  2. Diana BruceRedwood City, CA 940631801051529
  3. Shannon Fish, SHANNON FISH PA-CRedwood City, CA 940631255598793
  4. David Lague, MPA-CRedwood City, CA 940631295979227
  5. Kathleen Martino, PHYSICIAN ASSISTANTRedwood City, CA 940631578986048
  6. Lesley BowlerRedwood City, CA 940621346525938
  7. Dakota Kisling, PA-CRedwood City, CA 940621932947272
  8. Paige MedinaSan Carlos, CA 940701972272920

Common questions

What is Thomas Lesinski, PA's NPI number?

Thomas Lesinski, PA's National Provider Identifier (NPI) is 1083009427, issued on Apr 2, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Lesinski, PA located?

The NPPES record lists a practice address at 1310 EL Camino Real Ste I-J, San Bruno, CA, 94066. Phone: (650) 270-2395. Providers update this record themselves, so call before visiting.

How can I verify Thomas Lesinski, PA's license?

NPPES lists California license number 62474, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Thomas Lesinski, PA prescribe under Medicare Part D?

In 2024, Thomas Lesinski, PA had 287 Medicare Part D claims for 219 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

What is Thomas Lesinski, PA's MIPS final score?

The 2023 MIPS final score is 94.6 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), 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.