PROVIDER PROFILE · NPI 1194985564
Robert NierzwickiM.D.
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). 155 inbound referrers · 359 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| CENTRAL DUPAGE HOSPITAL ASSOCIATION | 1,949 | 5,876 |
| Michael Severino Cardiology · Winfield, IL | 236 | 782 |
| John Treanor Diagnostic Radiology · Winfield, IL | 230 | 498 |
| Gregory Zweig Diagnostic Radiology · Schaumburg, IL | 222 | 573 |
| Manfred Pyka Cardiology · Winfield, IL | 177 | 657 |
| Michael Nixon Diagnostic Radiology · Winfield, IL | 171 | 701 |
| Michael Tseng Diagnostic Radiology · Winfield, IL | 167 | 457 |
| George Nijmeh Cardiology · Winfield, IL | 145 | 292 |
| Morlie Wang Diagnostic Radiology · Winfield, IL | 137 | 341 |
| Michelle Montpetit Cardiology · Winfield, IL | 135 | 444 |
| William Mackin Interventional Cardiology · Geneva, IL | 131 | 384 |
| Timothy Mcgee Pulmonary Disease · Winfield, IL | 129 | 425 |
| Physician | Patients | Visits |
|---|---|---|
| CENTRAL DUPAGE HOSPITAL ASSOCIATION | 1,020 | 3,524 |
| Mark Kelly Diagnostic Radiology · Winfield, IL | 310 | 848 |
| Michael Tseng Diagnostic Radiology · Winfield, IL | 286 | 672 |
| Nilay Patel Diagnostic Radiology · Winfield, IL | 276 | 696 |
| Michael Nixon Diagnostic Radiology · Winfield, IL | 271 | 752 |
| PIETERS, CRAIG | 264 | 635 |
| Aaron Wielenberg Diagnostic Radiology · Berwyn, IL | 261 | 564 |
| Superior Air-Ground Ambulance Service, Inc Ambulance Service Provider · Elmhurst, IL | 260 | 517 |
| Michael Schwartz Internal Medicine · Winfield, IL | 251 | 461 |
| Rajeev Polasani Diagnostic Radiology · Evanston, IL | 244 | 573 |
| Manfred Pyka Cardiology · Winfield, IL | 233 | 853 |
| Michelle Montpetit Cardiology · Winfield, IL | 206 | 660 |