Weiwei Xu, MD
NPI 1992837702 · Urology Physician · Castro Valley, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1992837702
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A98111 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,748 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 473 | $154 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 462 | $110 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 450 | $16 |
| Insertion of Lower Leg Neurostimulator Electrode64566 | 435 | $154 |
| Electronic Assessment of Bladder Emptying51741 | 343 | $9 |
| Non-Needle Measurement and Recording of Electrical Activity of Muscles at Bladder and Bowel Openings51784 | 343 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 520 | 164 |
| Finasteride | 268 | 85 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 169 | 57 |
| Doxazosin Mesylate | 157 | 41 |
| Mirabegronbrand: Myrbetriq | 95 | 23 |
| Ciprofloxacin Hcl | 54 | 45 |
| Solifenacin Succinate | 45 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,052 across 10 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-09
- Last updated
- 2009-12-22
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.