PROVIDER PROFILE · NPI 1003912163
Joseph HartzogMD
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). 22 inbound referrers · 125 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| ST FRANCIS HOSPITAL, INC. | 55 | 118 |
| Matthew Nessmith Cardiology · Greenville, SC | 27 | 68 |
| Joan Burkhardt Diagnostic Radiology · Spartanburg, SC | 21 | 43 |
| Edward Stewart Cardiology · Greenville, SC | 20 | 41 |
| ST. FRANCIS HOSPITAL INC | 19 | 48 |
| James Haswell Diagnostic Radiology · Columbia, SC | 19 | 38 |
| American Health S, Llc Clinical Laboratory · Davie, FL | 19 | 90 |
| Barry Lazenby Diagnostic Radiology · Spartanburg, SC | 18 | 33 |
| Mark Grabarczyk Cardiology · Greenville, SC | 17 | 33 |
| David Pelino Diagnostic Radiology · Spartanburg, SC | 16 | 29 |
| Jason Kelly Diagnostic Radiology · Spartanburg, SC | 16 | 27 |
| Jon Bittrick Cardiology · Greenville, SC | 16 | 44 |
| Physician | Patients | Visits |
|---|---|---|
| ST FRANCIS HOSPITAL INC | 527 | 1,314 |
| County Of Greenville Ambulance Service Provider · Greenville, SC | 271 | 718 |
| ST FRANCIS HOSPITAL, INC. | 175 | 389 |
| Medshore Ambulance Service, Llc Ambulance Service Provider · Anderson, SC | 153 | 358 |
| Matthew Nessmith Cardiology · Greenville, SC | 124 | 277 |
| Barry Lazenby Diagnostic Radiology · Spartanburg, SC | 98 | 210 |
| James Haswell Diagnostic Radiology · Columbia, SC | 94 | 171 |
| Christopher Smith Cardiology · Greenville, SC | 92 | 197 |
| Edward Stewart Cardiology · Greenville, SC | 83 | 189 |
| Mark Grabarczyk Cardiology · Greenville, SC | 81 | 164 |
| GREENVILLE HEALTH SYSTEM | 80 | 221 |
| John Parrott Diagnostic Radiology · Columbia, SC | 77 | 150 |