NPPES file of Aug 9, 2026

Heather Linnea Lesieur, PA-C, MS, MPH

Physician Assistant · Clayton, CA

Heather Linnea Lesieur, PA-C, MS, MPH is a physician assistant with a practice address in Clayton, California, and NPI 1891726972, issued on Jul 6, 2006. Check the license (California PA23118, 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
1891726972
Name
Heather Linnea Lesieur
Credential
PA-C, MS, MPH
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA23118 CA
376879-1206 UT
Self-reported in NPPES; status is on the state search
Practice location
5439 Clayton RD Ste B, Clayton, CA 94517
Phone
(925) 672-6744
Enumerated
Jul 6, 2006
Record last updated
Mar 31, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(925) 672-3259
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 5439 Clayton RD Ste B

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

  1. Jana Tomsky, M.D.Family Medicine Physician1346308798

Verify Heather Linnea Lesieur 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 PA23118
    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

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2.4 times the Medicare Part D claims of the average physician assistant in 2024

2,022 Medicare Part D claims for 286 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 19 claims were for opioids.

  1. Heather Lesieur2,022
  2. Specialty average830

Most prescribed

  1. Rosuvastatin Calcium92 claims
  2. Atorvastatin Calcium82 claims
  3. Levothyroxine Sodium78 claims
  4. Lisinopril73 claims
  5. Amlodipine Besylate60 claims
  6. Escitalopram Oxalate56 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: $214.89

9 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Heather Lesieur$214.89
  2. Specialty average$841.65

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

Heather Linnea Lesieur among 14,451 physician assistant records in California

Heather Linnea Lesieur, PA-C, MS, MPH 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 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 87% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • Record last updated2020 · 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).

2 physician assistant records list a practice address in Clayton

They are 2 of the 91 NPPES records with a practice address in Clayton, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Alexandra Hom, PA-CClayton, CA 945171356851869
  2. Albert Vasquez, P.A.-CConcord, CA 945181336521681
  3. Yulisa Garcia Diaz, PACalistoga, CA 945151710789946
  4. Brittany Marte, PA-CCalistoga, CA 945151336747294
  5. Bibiana VogtConcord, CA 945191306342688
  6. Margarita Bautista, PAConcord, CA 945201861556391
  7. Marla Hall, PAConcord, CA 945201790896967
  8. Lucinda Hopewell, PAConcord, CA 945201114070273

Common questions

What is Heather Linnea Lesieur, PA-C, MS, MPH's NPI number?

Heather Linnea Lesieur, PA-C, MS, MPH's National Provider Identifier (NPI) is 1891726972, issued on Jul 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Heather Linnea Lesieur, PA-C, MS, MPH located?

The NPPES record lists a practice address at 5439 Clayton RD Ste B, Clayton, CA, 94517. Phone: (925) 672-6744. Providers update this record themselves, so call before visiting.

How can I verify Heather Linnea Lesieur, PA-C, MS, MPH's license?

NPPES lists California license number PA23118, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Heather Linnea Lesieur, PA-C, MS, MPH prescribe under Medicare Part D?

In 2024, Heather Linnea Lesieur, PA-C, MS, MPH had 2,022 Medicare Part D claims for 286 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.