PROVIDER PROFILE · NPI 1275669954
Richard ChangM.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). 95 inbound referrers · 149 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| Angelo Crudale Diagnostic Radiology · Walnut Creek, CA | 105 | 239 |
| Jonathan Posin Diagnostic Radiology · Walnut Creek, CA | 105 | 177 |
| Andrew Dublin Interventional Cardiology · Walnut Creek, CA | 88 | 241 |
| Sunil Gandhi Diagnostic Radiology · Walnut Creek, CA | 78 | 141 |
| Perkin Shiu Cardiology · Walnut Creek, CA | 67 | 239 |
| Michael Brown Cardiology · Walnut Creek, CA | 59 | 155 |
| Amy Lai Diagnostic Radiology · New York, NY | 53 | 130 |
| Eric Chen Interventional Radiology · Los Angeles, CA | 52 | 81 |
| Kimberly Blumberg Diagnostic Radiology · Walnut Creek, CA | 52 | 144 |
| Ronald Chan Diagnostic Radiology · Walnut Creek, CA | 51 | 107 |
| Saurabh Patel Diagnostic Radiology · Walnut Creek, CA | 50 | 92 |
| Joan Reynolds Diagnostic Radiology · Walnut Creek, CA | 48 | 99 |
| Physician | Patients | Visits |
|---|---|---|
| Laboratory Corporation Of America Clinical Laboratory · San Diego, CA | 289 | 968 |
| JOHN MUIR HEALTH | 288 | 751 |
| JOHN MUIR HEALTH | 220 | 543 |
| William Hoddick Diagnostic Radiology · Walnut Creek, CA | 95 | 230 |
| Jonathan Posin Diagnostic Radiology · Walnut Creek, CA | 93 | 165 |
| American Medical Response West Ambulance Service Provider · Concord, CA | 83 | 168 |
| Angelo Crudale Diagnostic Radiology · Walnut Creek, CA | 72 | 139 |
| JOHN MUIR HEALTH | 69 | 136 |
| Andrew Dublin Interventional Cardiology · Walnut Creek, CA | 66 | 174 |
| Laboratory Corporation Of America Clinical Laboratory · San Leandro, CA | 64 | 199 |
| Carolyn Lacey Cardiology · Walnut Creek, CA | 58 | 195 |
| Amy Lai Diagnostic Radiology · New York, NY | 57 | 134 |