PROVIDER PROFILE · NPI 1316975816
William VandalsemM.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). 158 inbound referrers · 363 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| Unilab Corporation Clinical Laboratory · West Hills, CA | 272 | 515 |
| Scott Williams Diagnostic Radiology · Stanford, CA | 205 | 464 |
| Shaya Ghazinoor Diagnostic Radiology · Newport Beach, CA | 194 | 383 |
| Winston Whitney Diagnostic Radiology · Newport Beach, CA | 188 | 350 |
| Peter Giuliano Diagnostic Radiology · Newport Beach, CA | 156 | 251 |
| Karence Chan Diagnostic Radiology · Newport Beach, CA | 154 | 291 |
| John Lieu Diagnostic Radiology · Palo Alto, CA | 145 | 320 |
| Frederick Birnberg Diagnostic Radiology · Newport Beach, CA | 119 | 232 |
| Binh Nguyen Interventional Radiology · Newport Beach, CA | 101 | 225 |
| Michael Roossin Diagnostic Radiology · Newport Beach, AR | 96 | 159 |
| Howard Nakashioya Emergency Medicine · Newport Beach, CA | 91 | 152 |
| Wallace Peck Diagnostic Radiology · Newport Beach, CA | 91 | 175 |
| Physician | Patients | Visits |
|---|---|---|
| HOAG MEMORIAL HOSPITAL PRESBYTERIAN | 1,576 | 3,189 |
| Falck Mobile Health Corp Ambulance Service Provider · Orange, CA | 286 | 542 |
| Mark Chen Diagnostic Radiology · Newport Beach, CA | 265 | 610 |
| Jinsoo Keyoung Diagnostic Radiology · Stanford, CA | 224 | 413 |
| Unilab Corporation Clinical Laboratory · West Hills, CA | 213 | 401 |
| Humberto Wong Diagnostic Radiology · Stanford, CA | 208 | 350 |
| Roger Thomas Diagnostic Radiology · Newport Beach, CA | 197 | 403 |
| CALIFORNIA LABORATORY SCIENCES LLC | 195 | 438 |
| Winston Whitney Diagnostic Radiology · Newport Beach, CA | 189 | 319 |
| LIM, JOHN | 185 | 339 |
| Thuan Tran Diagnostic Radiology · Newport Beach, CA | 183 | 367 |
| Luke Cheung Diagnostic Radiology · Newport Beach, CA | 177 | 272 |