Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
William W Stopoulos, PA-C
Physician Assistant in Edmonds, WA · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1922351501
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Registry record
Entity type Individual (Type 1)
Name William W Stopoulos
Credential PA-C
Sex Male
Practice address 7315 212th St Sw Ste 205, Edmonds, WA, 98026
Phone (425) 776-6999
Fax (425) 776-9899
Enumeration date Oct 19, 2012
Last updated in NPPES Dec 1, 2023
Taxonomy & licenses
363AS0400X Surgical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA60446696 (WA) Secondary
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA60446696 (WA) Primary
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2049734 | Medicaid | WA | - |
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
Where does William Stopoulos practice?
The practice location on file with NPPES is in Edmonds, WA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Stopoulos?
The National Provider Identifier (NPI) for William Stopoulos is 1922351501, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-12-01.