NPPES file of Aug 9, 2026

Claire Thorsen, PA-C

Physician Assistant · Natrona Heights, PA

Claire Thorsen, PA-C is a physician assistant with a practice address in Natrona Heights, Pennsylvania, and NPI 1366311078, issued on Oct 31, 2025. Check the license with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1366311078
Name
Claire Thorsen
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
Practice location
1301 Carlisle St, Natrona Heights, PA 15065
Phone
(724) 224-5100
Enumerated
Oct 31, 2025
Record last updated
Jan 27, 2026
Medicare enrollment
Enrolled (PECOS I20260206000256); accepts Medicare assignment
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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8 nearest physician assistant records → All 8,020 in Pennsylvania → Look up another NPI →

Also registered at 1301 Carlisle St

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

  1. Youssef Arshoun, M.D.Radiation Oncology Physician1780683805
  2. Laila Avetta, MDEmergency Medicine Physician1457424426
  3. Joshua Baisden, M.D.Anesthesiology Physician1669609418
  4. Nancy Baker, RPHPharmacist1205468527
  5. Kara Bartolovic, CRNACertified Registered Nurse Anesthetist1972579274
  6. Thomas BearerPharmacist1376189282

Verify Claire Thorsen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this professionCheck 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 Pennsylvania license search

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Bills Medicare through one group practice

  1. Allegheny ClinicNatrona Heights, PA

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

Claire Thorsen among 8,020 physician assistant records in Pennsylvania

Claire Thorsen, PA-C is one of 8,020 physician assistant records with a practice address in Pennsylvania. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 89% of them.

  • NPI issued2025 · 89% of these records are older, 3% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2025 · median 2018 among the 5,313 with a school on file
  • Record last updated2026 · 42% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 physician assistant records list a practice address in Natrona Heights

They are 13 of the 314 NPPES records with a practice address in Natrona Heights, and 8,020 physician assistant records in Pennsylvania.

All 8,020 in Pennsylvania → Every provider in Natrona Heights → Physician Assistant nationwide →

The 8 physician assistant records with the nearest ZIP codes

  1. Courtney CzwalgaNatrona Heights, PA 150651881961308
  2. Ashlee Durham, PA-CNatrona Heights, PA 150651841443678
  3. Keith Jankowski, PA-CNatrona Heights, PA 150651013669795
  4. Maria Kalymon, PA-CNatrona Heights, PA 150651598308157
  5. Caitlin Klein, PANatrona Heights, PA 150651225670516
  6. Leslie-Ann Lasko, PA-CNatrona Heights, PA 150651982712816
  7. Melaku Michaels, PA-CNatrona Heights, PA 150651316618143
  8. Amy MulcahyNatrona Heights, PA 150651023574340

Common questions

What is Claire Thorsen, PA-C's NPI number?

Claire Thorsen, PA-C's National Provider Identifier (NPI) is 1366311078, issued on Oct 31, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Claire Thorsen, PA-C located?

The NPPES record lists a practice address at 1301 Carlisle St, Natrona Heights, PA, 15065. Phone: (724) 224-5100. Providers update this record themselves, so call before visiting.

How can I verify Claire Thorsen, PA-C's license?

Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.