Kenneth C. Hsiao, MD
NPI 1265427975ActiveIndividual· Urology· Walnut Creek, CA
Urology (MD) in Walnut Creek, California, trained at Warren Alpert Medical School of Brown University (class of 1999). In 2024 Medicare paid $527,886 for 795 patients, and Part D covered 4,395 of their prescriptions, 83% of them generic. Janssen Biotech, Inc. was the largest of 25 companies reporting payments in 2025, $3,406 in all, mostly food and beverage.
Overview
| NPI | 1265427975 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 19, 2005 |
| Last updated in NPPES | Feb 7, 2025 |
| Certified by provider | Feb 7, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | A101408 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Urology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 795 |
|---|---|
| Services billed | 27,322 across 100 procedure codes |
| Paid by Medicare | $527,886 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,395 · 10,034 30-day fills |
|---|---|
| Patients | 992 |
| Total drug cost | $706,058 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Warren Alpert Medical School of Brown University |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- Bass Medical GroupChico, CA · 291 clinicians
Hospital affiliations
- Alta Bates Summit Medical CenterOakland, CA
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
Industry payments (Open Payments)
- 2025$3,406 · 107 payments from 25 companies
- 2024$2,533 · 94 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $815.78 | 18 |
| Angiodynamics, Inc. | $339.96 | 2 |
| Urogen Pharma, Inc. | $278.01 | 5 |
| Antares Pharma, Inc. | $249.02 | 26 |
| Kerecis Limited | $204.98 | 1 |
What the 2025 payments were for
- Food and Beverage$2,998 · 104 payments
- Travel and Lodging$339.96 · 2 payments
- Education$68.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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