PROVIDER PROFILE · NPI 1366547259
William KeenanM.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). 141 inbound referrers · 373 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| ST. ALEXIUS MEDICAL CENTER | 888 | 1,805 |
| ALEXIAN BROTHERS MEDICAL CENTER | 332 | 570 |
| Mark Wernick Clinical Cardiac Electrophysiology · Elk Grove Village, IL | 300 | 537 |
| John Bochniak Diagnostic Radiology · Hoffman Estates, IL | 225 | 401 |
| Victoria Marsik-Castillo Diagnostic Radiology · Hoffman Estates, IL | 211 | 415 |
| Jeffrey Chung Diagnostic Radiology · Hoffman Estates, IL | 201 | 429 |
| Umesh Amin Diagnostic Radiology · Hoffman Estates, IL | 174 | 342 |
| MEHTA, SHILPA | 165 | 279 |
| Village Of Hoffman Estates Ambulance Service Provider · Hoffman Estates, IL | 157 | 225 |
| PIERCE, WARREN | 154 | 966 |
| TONKOVIC, RUSS | 154 | 415 |
| Superior Air-Ground Ambulance Service, Inc Ambulance Service Provider · Elmhurst, IL | 147 | 269 |
| Physician | Patients | Visits |
|---|---|---|
| ST. ALEXIUS MEDICAL CENTER | 1,598 | 2,854 |
| Superior Air-Ground Ambulance Service, Inc Ambulance Service Provider · Elmhurst, IL | 374 | 646 |
| ALEXIAN BROTHERS MEDICAL CENTER | 322 | 531 |
| Gregory Gullo Diagnostic Radiology · Hoffman Estates, IL | 277 | 459 |
| Donald Kash Diagnostic Radiology · Eden Prairie, MN | 273 | 541 |
| Jeffrey Chung Diagnostic Radiology · Hoffman Estates, IL | 266 | 493 |
| Victoria Marsik-Castillo Diagnostic Radiology · Hoffman Estates, IL | 263 | 513 |
| Stephen Sula Diagnostic Radiology · Hoffman Estates, IL | 229 | 392 |
| David Albritton Diagnostic Radiology · Hoffman Estates, IL | 226 | 484 |
| Nooruzsabha Ahmed Infectious Disease · Elgin, IL | 196 | 1,343 |
| Kerry Conneely Diagnostic Radiology · Hoffman Estates, IL | 183 | 329 |
| Ian Goldberg Cardiology · Rockford, IL | 175 | 354 |