William Stopoulos, PA-C
NPI 1922351501 · Physician Assistant · Edmonds, WA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Stopoulos, PA-C is a Physician Assistant provider in Edmonds, WA (NPI 1922351501).
Provider details
- NPI number
- 1922351501
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA60446696 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
338 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 178 | $109 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Supervision By Physician93016 | 68 | $17 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 56 | $6 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 36 | $65 |
Typical Medicare-allowed amounts for these services range $6–$109 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 63 | 27 |
| Amlodipine Besylate | 62 | 23 |
| Furosemide | 58 | 23 |
| Metoprolol Succinate | 43 | 20 |
| Carvedilol | 31 | — |
| Lisinopril | 28 | 17 |
| Apixabanbrand: Eliquis | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-10-19
- Last updated
- 2023-12-01
- Certified
- 2023-12-01
Frequently asked questions
- What is William Stopoulos's NPI number?
- William Stopoulos's National Provider Identifier (NPI) is 1922351501, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Stopoulos's specialty?
- William Stopoulos is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Stopoulos located?
- William Stopoulos's practice location on file with NPPES is 7315 212th St Sw Ste 205, Edmonds, WA 98026-7610.
- What is William Stopoulos's phone number?
- The practice phone number listed in the NPPES registry for William Stopoulos is (425) 776-6999.
- Does William Stopoulos accept Medicare?
- William Stopoulos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Stopoulos's NPI active?
- Yes — William Stopoulos's NPI (1922351501) is active in the NPPES registry as of the last update on 2023-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.