Zachary Herrin, PA-C
Physician Assistant · Seattle, WA
Zachary Herrin, PA-C is a physician assistant with a practice address in Seattle, Washington, and NPI 1154096220, issued on Aug 11, 2021. Check the license (Washington PA00000000, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Zachary Herrin
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA00000000 WA
Self-reported in NPPES; status is on the state search - Practice location
- 825 Eastlake Avenue E., Seattle, WA 98109
- Phone
- (206) 520-5000
- Enumerated
- Aug 11, 2021
- Record last updated
- Aug 11, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20211028000965); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 825 Eastlake Avenue E.
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Zachary Herrin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PA00000000Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% fewer Medicare Part D claims than the average physician assistant in 2024
368 Medicare Part D claims for 95 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 60 claims were for opioids.
Most prescribed
- Oxycodone Hcl33 claims
- Amlodipine Besylate28 claims
- Levothyroxine Sodium25 claims
- Lenvima18 claims
- Prednisone18 claims
- Lisinopril15 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.
The MIPS final score for 2023 (Medicare payment program): 93.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- The Association OF University PhysiciansEdmonds, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (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 828 in Seattle → All 3,718 in Washington → Every provider in Seattle →
Other physician assistant records in Washington
- Eric Abarr, PA-CMarysville, WA1598655292
- Ahmed Abdelshafy, PA-CCheney, WA1457029795
- Sihaam AbdiShoreline, WA1801758289
- Nicole Abdullah, PAWenatchee, WA1285032268
- Kimberly Abella-Cree, PA-CYakima, WA1548514292
- Buddhika AbeyratneOak Harbor, WA1104369560
- Danielle Abrass, PA-CSeattle, WA1184140717
- Abraham Abu, PA-CSeattle, WA1710036587
- Alvin AbuegEverett, WA1396132015
- Aaron Adam, PA-CVancouver, WA1447543459
Common questions
What is Zachary Herrin, PA-C's NPI number?
Zachary Herrin, PA-C's National Provider Identifier (NPI) is 1154096220, issued on Aug 11, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Zachary Herrin, PA-C located?
The NPPES record lists a practice address at 825 Eastlake Avenue E., Seattle, WA, 98109. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.
How can I verify Zachary Herrin, PA-C's license?
NPPES lists Washington license number PA00000000, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Zachary Herrin, PA-C prescribe under Medicare Part D?
In 2024, Zachary Herrin, PA-C had 368 Medicare Part D claims for 95 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Zachary Herrin, PA-C's MIPS final score?
The 2023 MIPS final score is 93.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.