William Affolter, M.D.
Family Medicine Physician · Seattle, WA
William Affolter, M.D. is a family medicine physician with a practice address in Seattle, Washington, and NPI 1902953367, issued on Jan 5, 2007. Check the license (Washington MD00011351, as entered in NPPES) on the Washington Medical Commission; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Affolter
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD00011351 WA
Self-reported in NPPES; status is on the state search - Practice location
- 125 16TH Ave E, Seattle, WA 98112
- Phone
- (506) 326-3530
- Enumerated
- Jan 5, 2007
- Entity
- Type 1 · individual
Also registered at 125 16TH Ave E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Arthur Abbott, M.D.Family Medicine Physician1255488847
- Kanthi Akkineni, PA-CPhysician Assistant1346649282
- Nouredin Alebouyeh, M.D.Gastroenterology Physician1144454711
- Gregory Allen, M.D.Family Medicine Physician1760530026
- Abraham Alvarado-Gonzalez, MDNeurological Surgery Physician1346642501
- Gloria Arand, MDPediatrics Physician1003804659
Verify William Affolter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00011351Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
866 family medicine physician records list a Seattle practice address
They are 866 of the 41,956 NPPES records with a Seattle practice address, and 5,264 family medicine physician records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 866 in Seattle → All 5,264 in Washington → Every provider in Seattle →
Other family medicine physician records in Washington
- Shawn Aaron, MDLongview, WA1578560710
- John Abano, M.D.Shoreline, WA1891929857
- Sarah Abbot, DOKirkland, WA1033555180
- Arthur Abbott, M.D.Seattle, WA1255488847
- Dale Abbott, MDBurlington, WA1760453534
- Michael Abbott, MDEast Wenatchee, WA1336179928
- Richard Abbott, M.D.Mount Vernon, WA1689835803
- Charlee Abboud, DOTacoma, WA1174152169
- Suad AbdelazizSeattle, WA1306423421
- Joonis Abdulkhader, M.D.Seattle, WA1518154335
Common questions
What is William Affolter, M.D.'s NPI number?
William Affolter, M.D.'s National Provider Identifier (NPI) is 1902953367, issued on Jan 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is William Affolter, M.D. located?
The NPPES record lists a practice address at 125 16TH Ave E, Seattle, WA, 98112. Phone: (506) 326-3530. Providers update this record themselves, so call before visiting.
How can I verify William Affolter, M.D.'s license?
NPPES lists Washington license number MD00011351, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.