Urology in Walnut Creek, CA
23 active Urology providers practice in Walnut Creek, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1154486793 | Amir Arsanjani | Individual | Urology Physician | Walnut Creek, CA |
| 1811039480 | Andrew Chen | Individual | Urology Physician | Walnut Creek, CA |
| 1891793980 | Brian Hopkins | Individual | Urology Physician | Walnut Creek, CA |
| 1437237526 | Gregory Marshall | Individual | Urology Physician | Walnut Creek, CA |
| 1649358730 | John Oh | Individual | Urology Physician | Walnut Creek, CA |
| 1861481004 | John Roberts | Individual | Urology Physician | Walnut Creek, CA |
| 1265427975 | Kenneth Hsiao | Individual | Urology Physician | Walnut Creek, CA |
| 1528181278 | Liann Handel | Individual | Pediatric Urology Physician | Walnut Creek, CA |
| 1750469854 | Malcolm Scott | Individual | Urology Physician | Walnut Creek, CA |
| 1215015797 | Michael Choi | Individual | Urology Physician | Walnut Creek, CA |
| 1023041464 | Parminder Sethi | Individual | Urology Physician | Walnut Creek, CA |
| 1972681047 | Ramin Royai | Individual | Urology Physician | Walnut Creek, CA |
| 1679651749 | Raymond Rosenbaum | Individual | Urology Physician | Walnut Creek, CA |
| 1215015896 | Scot Hagey | Individual | Urology Physician | Walnut Creek, CA |
Frequently asked questions
How many Urology providers are in Walnut Creek, CA?
The latest NPPES snapshot lists 23 active Urology providers with a practice address in Walnut Creek, California.
How do I check a Urology provider's NPI in Walnut Creek?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.
Source: CMS NPPES (public data). Snapshot 2026-07-10.