Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Winston Walker
Physician Assistant in Seattle, WA · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1699294678
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Registry record
Entity type Individual (Type 1)
Name Winston Walker
Sex Male
Practice address 4311 11th Ave Ne Ste 200, Seattle, WA, 98105
Phone (206) 616-4001
Fax (206) 616-3889
Enumeration date Sep 11, 2017
Last updated in NPPES Oct 28, 2018
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Winston Walker?
The National Provider Identifier (NPI) for Winston Walker is 1699294678, a Type 1 (individual) record in the CMS NPPES registry.
Where does Winston Walker practice?
The practice location on file with NPPES is in Seattle, WA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Christopher Naeyaert Student in an Organized Health Care Education/Training Program · Seattle, WA NPI 1598007635 Alma Jimenez Physician Assistant · Seattle, WA NPI 1336541580 Katharina Shoffner Student in an Organized Health Care Education/Training Program · Seattle, WA NPI 1053789420 Ivy Weakland Medical Physician Assistant · Seattle, WA NPI 1902263387 Randolph Kerlee Student in an Organized Health Care Education/Training Program · Seattle, WA NPI 1457800104 Tien Do Physician Assistant · Seattle, WA NPI 1407374325 Curtis Fanta Physician Assistant · Seattle, WA NPI 1164940680 Missy Carter Physician Assistant · Seattle, WA NPI 1689184392
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-10-28.