Nathanael Yoon, MD
Family Medicine Physician · Seattle, WA
Nathanael Yoon, MD is a family medicine physician with a practice address in Seattle, Washington, and NPI 1477131431, issued on Mar 31, 2021. Check the license (Washington MD61563119, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Nathanael Yoon
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD61563119 WA
Self-reported in NPPES; status is on the state search - Practice location
- 2511 SW Trenton St, Seattle, WA 98106
- Phone
- (206) 763-5057
- Enumerated
- Mar 31, 2021
- Record last updated
- Nov 8, 2024
- Fax
- (206) 763-5241
- Medicaid ID
- 2299804 WA
- Medicare enrollment
- Enrolled (PECOS I20241001001778); accepts Medicare assignment
- Medical or professional school
- Eastern Virginia Medical School, 2019
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 2511 SW Trenton St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Wendy Neary, MDFamily Medicine Physician1417995580
- Lam Ngo, MDFamily Medicine Physician1518905546
- Mary Stinson, FNP-BCFamily Medicine Physician1518793835
- Sameer Valluri, MDFamily Medicine Physician1750965653
Verify Nathanael Yoon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD61563119Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average family medicine physician in 2024
145 Medicare Part D claims for 43 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of 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
- Franciscan Medical GroupSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nathanael Yoon among 5,534 family medicine physician records in Washington
Nathanael Yoon, MD is one of 5,534 family medicine physician records with a practice address in Washington. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.
- NPI issued2021 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2019 · median 2009 among the 3,294 with a school on file
- Record last updated2024 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
871 family medicine physician records list a practice address in Seattle
They are 871 of the 41,956 NPPES records with a practice address in Seattle, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Seattle → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Lisa Britton, MDSeattle, WA 981061447205877
- Monina DaguioSeattle, WA 981061104023894
- Bichlien Do, M.D.Seattle, WA 981061215258637
- Vanessa Feliciano, M.D.Seattle, WA 981061063447365
- Jenny Giang-Griesser, MDSeattle, WA 981061144725045
- Wendy Neary, MDSeattle, WA 981061417995580
- Lam Ngo, MDSeattle, WA 981061518905546
- Andrea Pilotta GoisSeattle, WA 981061336727924
Common questions
What is Nathanael Yoon, MD's NPI number?
Nathanael Yoon, MD's National Provider Identifier (NPI) is 1477131431, issued on Mar 31, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Nathanael Yoon, MD located?
The NPPES record lists a practice address at 2511 SW Trenton St, Seattle, WA, 98106. Phone: (206) 763-5057. Providers update this record themselves, so call before visiting.
How can I verify Nathanael Yoon, MD's license?
NPPES lists Washington license number MD61563119, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nathanael Yoon, MD prescribe under Medicare Part D?
In 2024, Nathanael Yoon, MD had 145 Medicare Part D claims for 43 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.