1 NPI-registered providers practice in Walnor Creek, California. Pick another city in the rail, or open the full search to filter by specialty and credential.
| Provider | Specialty | Location | NPI |
|---|---|---|---|
| Irwin FischMD | Internal Medicine Physician | Walnor Creek, CA | 1629259486 |
Source: CMS NPPES Data Dissemination (June 2026).
