PROVIDER PROFILE · NPI 1366466120
Ken ZafrenMD
CROSS-REFERENCE
Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 2 inbound referrers · 15 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| Jon Keller Pathology · Palo Alto, CA | 26 | 85 |
| HERFKENS, ROBERT | 16 | 20 |
| Physician | Patients | Visits |
|---|---|---|
| STANFORD HEALTH CARE | 127 | 395 |
| Joshua Spin Cardiology · Stanford, CA | 30 | 53 |
| Francis Koch Cardiology · Stanford, CA | 27 | 43 |
| FEDERLE, MICHAEL | 22 | 31 |
| American Medical Response West Ambulance Service Provider · Burlingame, CA | 21 | 39 |
| City Of Palo Alto Ambulance Service Provider · Palo Alto, CA | 17 | 26 |
| DESSER, TERRY | 17 | 24 |
| Haiwei Guo Diagnostic Radiology · Stanford, CA | 16 | 36 |
| Ingela Schnittger Cardiology · Stanford, CA | 16 | 22 |
| Michael Zeineh Diagnostic Radiology · Stanford, CA | 16 | 23 |
| Ann Leung Diagnostic Radiology · Stanford, CA | 14 | 26 |
| Protransport 1 Ambulance Service Provider · Rohnert Park, CA | 14 | 18 |