Doctor profile · Federal record

Dr. Weiwei Xu, MD

Urology Physician (CMS: Urology) · Castro Valley, CA

  • NPI 1992837702
  • Accepts Medicare
  • MIPS 72.4 / 100 · 2023
  • 26 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20130 Lake Chabot Road, Suite 302
Castro Valley, CA 94546
(510) 889-1700
fax (510) 889-7170

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
December 22, 2009
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
California #A98111

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992837702. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,962
Distinct HCPCS
10
Medicare allowed
$647,820
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 587 302 $108
51798 Ultrasound measurement of bladder capacity after voiding 468 256 $14
64566 Insertion of lower leg neurostimulator electrode 446 41 $154
99214 Established patient office or other outpatient visit, 30-39 minutes 431 229 $152
99212 Established patient office or other outpatient visit, 10-19 minutes 399 198 $69
51741 Electronic assessment of bladder emptying 364 207 $9
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings 327 204 $41
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies 297 184 $476
52442 Insertion of implant in urethra within prostate gland using an endoscope, each additional implant 112 19 $1,193
52000 Diagnostic exam of bladder and urethra using an endoscope 79 73 $296

In context: peer comparison

Among 2 peers in this city , average services per provider: 164. This provider delivers 24× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,052
Transactions
10
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
PROCEPT BioRobotics Corporation 3 $788.66
Teleflex LLC 1 $111.93
ACCORD HEALTHCARE, INC. 3 $69.68
Myriad Genetic Laboratories, Inc. 2 $49.55
ABBVIE INC. 1 $32.12

By nature of payment

Travel and Lodging
$784
Food and Beverage
$268

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,530
Patients
509
Total drug cost
$140,747
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 532 160 $23,943
Finasteride Generic 278 85 $8,038
Oxybutynin Chloride Er (Oxybutynin Chloride) Brand 154 42 $5,109
Doxazosin Mesylate Generic 128 39 $4,472
Myrbetriq (Mirabegron) Brand 79 21 $53,583
Ciprofloxacin Hcl Generic 60 47 $275
Oxybutynin Chloride Generic 54 14 $2,141
Fesoterodine Fumarate Er (Fesoterodine Fumarate) Brand 45 12 $9,274
Cephalexin Generic 38 32 $357
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 30 29 $291

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Weiwei Xu's medical specialty?
Dr. Weiwei Xu practices Urology Physician in Castro Valley, CA.
Where does Dr. Weiwei Xu practice?
Dr. Weiwei Xu practices at 20130 Lake Chabot Road, Castro Valley, CA 94546. Office phone: 5108891700.
What is Dr. Weiwei Xu's NPI?
Dr. Weiwei Xu's National Provider Identifier (NPI) is 1992837702, issued by NPPES.
Does Dr. Weiwei Xu accept Medicare assignment?
Yes. Dr. Weiwei Xu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Weiwei Xu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Ultrasound measurement of bladder capacity after voiding (HCPCS 51798); Insertion of lower leg neurostimulator electrode (HCPCS 64566). Source: CMS Medicare Physician & Other Practitioners file.