REFERRAL NETWORK
Where Gregory Roth's patients come from & go
Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 35 inbound referrers · 0 outbound destinations.
Receives referrals from
Inbound — who sends patients here
| Physician | Patients | Visits |
|---|
| HARBORVIEW MEDICAL CENTER | 391 | 1,427 |
| GIBBONS, EDWARD | 82 | 292 |
| GUNN, MARTIN | 67 | 130 |
| Stephanie Cooper Internal Medicine · Seattle, WA | 53 | 172 |
| Bruce Lehnert Diagnostic Radiology · Tacoma, WA | 52 | 118 |
| Charles Rohrmann Diagnostic Radiology · Seattle, WA | 33 | 94 |
| Thomas Hatsukami Vascular Surgery · Seattle, WA | 31 | 70 |
| UNIVERSITY OF WASHINGTON | 28 | 70 |
| Jalal Andre Diagnostic Radiology · Seattle, WA | 27 | 47 |
| Santhosh Gaddikeri Diagnostic Radiology · Chicago, IL | 24 | 52 |
| Roberta Dalley Diagnostic Radiology · Seattle, WA | 24 | 33 |
| Robert Zierler Vascular Surgery · Seattle, WA | 22 | 49 |
Refers patients to
Outbound — where patients go next
No outbound pairs above the suppression threshold.
Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.