Joseph Starzl, PA-C
Physician Assistant · Seattle, WA
Joseph Starzl, PA-C is a physician assistant with a practice address in Seattle, Washington, and NPI 1801442785, issued on Aug 15, 2019. Check the license (Washington PA61133642, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joseph Starzl
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA61133642 WA
Self-reported in NPPES; status is on the state search - Practice location
- 9650 15TH Ave SW Ste 100, Seattle, WA 98106
- Phone
- (206) 965-1000
- Enumerated
- Aug 15, 2019
- Record last updated
- Mar 18, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20221028002188); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,718 in Washington → Look up another NPI →
Also registered at 9650 15TH Ave SW Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joseph Starzl in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PA61133642Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average physician assistant in 2024
1,882 Medicare Part D claims for 258 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Atorvastatin Calcium208 claims
- Lisinopril126 claims
- Amlodipine Besylate100 claims
- Losartan Potassium63 claims
- Albuterol Sulfate Hfa52 claims
- Omeprazole51 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.
Bills Medicare through one group practice
- Multicare Health SystemKent, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Starzl among 3,718 physician assistant records in Washington
Joseph Starzl, 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 2019, is newer than 68% of them.
- NPI issued2019 · 68% of these records are older, 27% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2020 · median 2017 among the 2,460 with a school on file
- Record last updated2021 · 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
- Patricia Burke, PA-CSeattle, WA 981061770527244
- Kelly Adsero, PA-CSeattle, WA 981071881872463
- Corey AlonsoSeattle, WA 981051417748849
- Isabel Aluia, PA-CSeattle, WA 981051326903360
- Tatiana BartlettSeattle, WA 981051265318026
- Hannah Brown, PA-CSeattle, WA 981051609728807
- Matthew Bryson, PHYSICIAN ASSISTANTSeattle, WA 981071053984310
- Alice BurdenSeattle, WA 981071497083380
Common questions
What is Joseph Starzl, PA-C's NPI number?
Joseph Starzl, PA-C's National Provider Identifier (NPI) is 1801442785, issued on Aug 15, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Starzl, PA-C located?
The NPPES record lists a practice address at 9650 15TH Ave SW Ste 100, Seattle, WA, 98106. Phone: (206) 965-1000. Providers update this record themselves, so call before visiting.
How can I verify Joseph Starzl, PA-C's license?
NPPES lists Washington license number PA61133642, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Joseph Starzl, PA-C prescribe under Medicare Part D?
In 2024, Joseph Starzl, PA-C had 1,882 Medicare Part D claims for 258 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.