NPPES file of Aug 9, 2026

Christopher Shawn Osler, PTA

Physician Assistant · Seattle, WA

Christopher Shawn Osler, PTA is a physician assistant with a practice address in Seattle, Washington, and NPI 1598211732, issued on Aug 28, 2016. Check the license (Washington PA61625450, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598211732
Name
Christopher Shawn Osler
Credential
PTA
Primary taxonomy
Physician Assistant 363A00000X
License number
PA61625450 WA
Self-reported in NPPES; status is on the state search
Practice location
1145 Broadway, Seattle, WA 98122
Phone
(206) 860-2301
Enumerated
Aug 28, 2016
Record last updated
Jun 15, 2026
Medicare enrollment
Enrolled (PECOS I20250904004207); 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 3,718 in Washington → Look up another NPI →

Also registered at 1145 Broadway

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

  1. Richard Agress, M.D.Obstetrics & Gynecology Physician1215902036
  2. Rabiah Ahmad, PA-CPhysician Assistant1407519754
  3. Philip Anderson, PHARM.D.Pharmacist1477731909
  4. John Bishop, ARNPNurse Practitioner1881669752
  5. J Brodsky, MDInternal Medicine Physician1073532859
  6. Kelly Bui, MDOphthalmology Physician1235367103

Verify Christopher Shawn Osler 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 PA61625450    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

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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Bills Medicare through one group practice

  1. The Polyclinic PLLCSeattle, WA

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

Christopher Shawn Osler among 3,718 physician assistant records in Washington

Christopher Shawn Osler, PTA 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 2016, is newer than 53% of them.

  • NPI issued2016 · 53% of these records are older, 42% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2024 · median 2017 among the 2,460 with a school on file
  • Record last updated2026 · 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.

All 3,718 in Washington → Every provider in Seattle → Physician Assistant nationwide →

The 8 physician assistant records with the nearest ZIP codes

  1. Abraham Abu, PA-CSeattle, WA 981221710036587
  2. Joycelyn Becenti, PA-CSeattle, WA 981221699841114
  3. Amanda Boulis, PASeattle, WA 981221992973044
  4. Richard Garibaldi, PA-CSeattle, WA 981221689763666
  5. Katherine Henderson, PA-CSeattle, WA 981221780855262
  6. Della Hurt, PACSeattle, WA 981221700842424
  7. Robert Lacanfora, PA-CSeattle, WA 981221518945591
  8. Jennifer Martin, PA-CSeattle, WA 981221437198652

Common questions

What is Christopher Shawn Osler, PTA's NPI number?

Christopher Shawn Osler, PTA's National Provider Identifier (NPI) is 1598211732, issued on Aug 28, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Shawn Osler, PTA located?

The NPPES record lists a practice address at 1145 Broadway, Seattle, WA, 98122. Phone: (206) 860-2301. Providers update this record themselves, so call before visiting.

How can I verify Christopher Shawn Osler, PTA's license?

NPPES lists Washington license number PA61625450, as entered by the provider. Search the Washington 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.