NPPES file of Aug 9, 2026

Laura A. Larson, PA-C

Physician Assistant · Seattle, WA

Laura A. Larson, PA-C is a physician assistant with a practice address in Seattle, Washington, and NPI 1376541599, issued on Jul 12, 2005. Check the license (Washington PA10004185, as entered in NPPES) with the Washington 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
1376541599
Name
Laura A. Larson
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA10004185 WA
Self-reported in NPPES; status is on the state search
Practice location
1100 9TH Ave, Seattle, WA 98101
Phone
(206) 223-2319
Enumerated
Jul 12, 2005
Record last updated
Jan 19, 2023
Medicaid ID
8321978 WA
Medicare enrollment
Enrolled (PECOS I20070703000202); 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 1100 9TH Ave

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

  1. Barry Aaronson, MDHospitalist Physician1952418345
  2. David Aboulafia, MDHematology & Oncology Physician1043269392
  3. Deborah Abrams, M.D.Hematology & Oncology Physician1902974835
  4. Alvin Aceron, ARNPAdult Health Nurse Practitioner1639488562
  5. Ream AdeebAdult Health Nurse Practitioner1760868855
  6. Steven Adler, MDDiagnostic Ultrasound Physician1639108046

Verify Laura A. Larson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license PA10004185
    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 Washington license search

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45% fewer Medicare Part D claims than the average physician assistant in 2024

459 Medicare Part D claims for 128 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Laura Larson459
  2. Specialty average830

Most prescribed

  1. Omeprazole73 claims
  2. Mesalamine30 claims
  3. Methotrexate27 claims
  4. Famotidine25 claims
  5. Budesonide Dr22 claims
  6. Esomeprazole Magnesium21 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: $15.55

1 payment: food and beverage; the largest payer was Shield Therapeutics Inc. 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. Laura Larson$15.55
  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.

One hospital affiliation

  1. Virginia Mason Medical CenterSeattle, WA · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Laura A. Larson among 3,718 physician assistant records in Washington

Laura A. Larson, PA-C is one of 3,718 physician assistant records with a practice address in Washington. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 97% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2001 · median 2017 among the 2,460 with a school on file
  • Record last updated2023 · 48% 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 Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

828 physician assistant records list a practice address in Seattle

They are 828 of the 41,956 NPPES records with a practice address in Seattle, and 3,718 physician assistant records in Washington.

The 8 physician assistant records with the nearest ZIP codes

  1. Derek Gallichotte, PACSeattle, WA 981011124179395
  2. Chris Johnson, PA-CSeattle, WA 981011992753875
  3. Kevin Keating, PACSeattle, WA 981011205885241
  4. Ross Klein, PACSeattle, WA 981011760551931
  5. Kathryn Kundert, PACSeattle, WA 981011093865503
  6. Maria Marsans, PACSeattle, WA 981011730230012
  7. Gina Mower, PA-CSeattle, WA 981011104037514
  8. Jamie Notzka, PACSeattle, WA 981011215006226

Common questions

What is Laura A. Larson, PA-C's NPI number?

Laura A. Larson, PA-C's National Provider Identifier (NPI) is 1376541599, issued on Jul 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Laura A. Larson, PA-C located?

The NPPES record lists a practice address at 1100 9TH Ave, Seattle, WA, 98101. Phone: (206) 223-2319. Providers update this record themselves, so call before visiting.

How can I verify Laura A. Larson, PA-C's license?

NPPES lists Washington license number PA10004185, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Laura A. Larson, PA-C prescribe under Medicare Part D?

In 2024, Laura A. Larson, PA-C had 459 Medicare Part D claims for 128 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.