Wendy Siu, MD
NPI 1083730394 · Urology Physician · Bellevue, WA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wendy Siu, MD is a Urology Physician provider in Bellevue, WA (NPI 1083730394).
Provider details
- NPI number
- 1083730394
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4301078043 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 246 | 83 |
| Trospium Chloride | 114 | 43 |
| Cephalexin | 88 | 51 |
| Solifenacin Succinate | 68 | 22 |
| Finasteride | 59 | 19 |
| Estradiol | 43 | 20 |
| Methenamine Hippurate | 42 | — |
| Estradiolbrand: Yuvafem |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-21
- Last updated
- 2021-05-05
- Certified
- 2021-05-05
Frequently asked questions
- What is Wendy Siu's NPI number?
- Wendy Siu's National Provider Identifier (NPI) is 1083730394, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wendy Siu's specialty?
- Wendy Siu is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Wendy Siu located?
- Wendy Siu's practice location on file with NPPES is 11511 Ne 10th St, Bellevue, WA 98004-8578.
- What is Wendy Siu's phone number?
- The practice phone number listed in the NPPES registry for Wendy Siu is (425) 502-3000.
- Does Wendy Siu accept Medicare?
- Wendy Siu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wendy Siu's NPI active?
- Yes — Wendy Siu's NPI (1083730394) is active in the NPPES registry as of the last update on 2021-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.