PROVIDER PROFILE · NPI 1205178738
William HolderFNP-C
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). 18 inbound referrers · 17 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| Sarah Sullivan Neurology · Tucson, AZ | 120 | 225 |
| NORTHWEST HOSPITAL LLC | 119 | 213 |
| ORO VALLEY HOSPITAL LLC | 60 | 97 |
| YOSHINO, MARK | 53 | 101 |
| Kevin Kelly Diagnostic Radiology · Tucson, AZ | 51 | 71 |
| Guy Borders Diagnostic Radiology · Tucson, AZ | 42 | 88 |
| Southwest Ambulance Of Tucson Inc Ambulance Service Provider · Tucson, AZ | 27 | 43 |
| KARTCHNER, ZANE | 23 | 40 |
| Golder Ranch Fire District Ambulance Service Provider · Tucson, AZ | 20 | 33 |
| Ajay Tuli Interventional Cardiology · Tucson, AZ | 20 | 25 |
| Gregory Koshkarian Cardiology · Tucson, AZ | 18 | 40 |
| R Christopher Dillon Diagnostic Radiology · Tucson, AZ | 15 | 20 |
| Physician | Patients | Visits |
|---|---|---|
| Sonora Quest Laboratories Llc Clinical Laboratory · Phoenix, AZ | 93 | 169 |
| NORTHWEST HOSPITAL LLC | 77 | 154 |
| ORO VALLEY HOSPITAL LLC | 58 | 119 |
| Sarah Sullivan Neurology · Tucson, AZ | 48 | 95 |
| Laboratory Corporation Of America Clinical Laboratory · Phoenix, AZ | 45 | 81 |
| YOSHINO, MARK | 25 | 38 |
| Kevin Kelly Diagnostic Radiology · Tucson, AZ | 22 | 28 |
| Guy Borders Diagnostic Radiology · Tucson, AZ | 21 | 31 |
| Gregory Labenz Diagnostic Radiology · Tucson, AZ | 20 | 31 |
| Marcin Turecki Diagnostic Radiology · Tucson, AZ | 18 | 26 |
| Southwest Ambulance Of Tucson Inc Ambulance Service Provider · Tucson, AZ | 17 | 24 |
| BANNER - UNIVERSITY MEDICAL CENTER TUCSON CAMPUS LLC | 17 | 26 |