Doctor profile · Federal record

Dr. Kenneth Hsiao, MD

Urology Physician (CMS: Urology) · Walnut Creek, CA

  • NPI 1265427975
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
355 Lennon Ln, Suite 205
Walnut Creek, CA 945982418
(925) 935-0627
fax (925) 935-3547
Mailing address
355 Lennon Ln Ste 205
Walnut Creek, CA 945982475

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
February 7, 2025
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
California #A101408

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265427975. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
43,576
Distinct HCPCS
10
Medicare allowed
$571,100
HCPCS Description Services Patients Avg allowed
J3145 Injection, testosterone undecanoate, 1 mg 34,500 18 $2
J0585 Injection, onabotulinumtoxina, 1 unit 4,100 27 $6
99213 Established patient office or other outpatient visit, 20-29 minutes 1,110 600 $107
51798 Ultrasound measurement of bladder capacity after voiding 576 434 $14
J1952 Leuprolide injectable, camcevi, 1 mg 504 12 $77
81002 Urinalysis, manual test 382 232 $3
51741 Electronic assessment of bladder emptying 371 310 $16
J3490 Unclassified drugs 370 32 $105
99214 Established patient office or other outpatient visit, 30-39 minutes 337 273 $153
99204 New patient office or other outpatient visit, 45-59 minutes 167 167 $195

In context: peer comparison

Among 5 peers in Walnut Creek Urology Physician, average services per provider: 525. This provider delivers 83× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,533
Transactions
88
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Axonics, INC. 13 $964.73
Abbvie INC. 15 $252.49
Janssen Biotech, INC. 4 $224.24
Antares Pharma, INC. 21 $203.89
Sumitomo Pharma America, INC. 10 $183.05
Urogen Pharma, INC. 4 $85.51
Accord Healthcare, INC. 4 $84.36
Pfizer INC. 4 $80.35
Immunitybio, INC. 2 $65.11
Myriad Genetic Laboratories, INC. 3 $64.50
Coloplast Corp 2 $50.16
Dendreon Pharmaceuticals LLC 2 $46.50
Olympus America INC. 2 $39.14
Merck Sharp & Dohme LLC 1 $29.55
Bluewind Medical 1 $27.12

By nature of payment

Food and Beverage
$2,016
Travel and Lodging
$517

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,713
Patients
1,306
Total drug cost
$658,486
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 1,129 356 $28,473
Finasteride Generic 629 195 $11,181
Myrbetriq (Mirabegron) Brand 567 134 $435,540
Ciprofloxacin Hcl Generic 217 121 $1,724
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 210 76 $8,066
Gemtesa (Vibegron) Brand 161 44 $135,667
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 158 52 $5,437
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 137 90 $2,999
Terazosin Hcl Generic 106 34 $2,967
Estradiol Generic 97 51 $8,457

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kenneth Hsiao's medical specialty?
Dr. Kenneth Hsiao practices Urology Physician in Walnut Creek, CA.
Where does Dr. Kenneth Hsiao practice?
Dr. Kenneth Hsiao practices at 355 Lennon Ln, Walnut Creek, CA 945982418. Office phone: 9259350627.
What is Dr. Kenneth Hsiao's NPI?
Dr. Kenneth Hsiao's National Provider Identifier (NPI) is 1265427975, issued by NPPES.
Does Dr. Kenneth Hsiao accept Medicare assignment?
Yes. Dr. Kenneth Hsiao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kenneth Hsiao commonly perform?
Top Medicare-reported procedures in 2023: Injection, testosterone undecanoate, 1 mg (HCPCS J3145); Injection, onabotulinumtoxina, 1 unit (HCPCS J0585); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.