PROVIDER PROFILE · NPI 1437150661
Mark RiddochMD
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). 7 inbound referrers · 24 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| METHODIST HEALTHCARE SYSTEM OF SAN ANTONIO, LTD., L.L.P. | 61 | 139 |
| Jorge Velez Diagnostic Radiology · San Antonio, TX | 21 | 33 |
| CHRISTUS SANTA ROSA HEALTH CARE CORPORATION | 18 | 31 |
| Mark Weinstein Dermatology · San Antonio, TX | 13 | 28 |
| City Of San Antonio Texas Ambulance Service Provider · San Antonio, TX | 13 | 31 |
| Michael Lane Diagnostic Radiology · San Antonio, TX | 13 | 20 |
| Kenneth Sandoval Diagnostic Radiology · San Antonio, TX | 12 | 23 |
| Physician | Patients | Visits |
|---|---|---|
| Laboratory Corporation Of America Clinical Laboratory · Houston, TX | 249 | 593 |
| METHODIST HEALTHCARE SYSTEM OF SAN ANTONIO, LTD., L.L.P. | 55 | 119 |
| Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Irving, TX | 37 | 66 |
| VHS SAN ANTONIO PARTNERS LLC | 23 | 55 |
| Peter Berardo Diagnostic Radiology · San Antonio, TX | 19 | 27 |
| Jorge Velez Diagnostic Radiology · San Antonio, TX | 19 | 36 |
| David Wood Diagnostic Radiology · San Antonio, TX | 17 | 25 |
| Mark Weinstein Dermatology · San Antonio, TX | 17 | 34 |
| Laboratory Corporation Of America Holdings Clinical Laboratory · Burlington, NC | 16 | 22 |
| John Clement Diagnostic Radiology · San Antonio, TX | 16 | 39 |
| Thomas Nau Otolaryngology · San Antonio, TX | 15 | 26 |
| Lance Reinsmith Diagnostic Radiology · San Antonio, TX | 15 | 29 |