REFERRAL NETWORK
Where Lee Koster'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). 12 inbound referrers · 25 outbound destinations.
Receives referrals from
Inbound — who sends patients here
| Physician | Patients | Visits |
|---|
| Mylappan Selvaraj Cardiology · Pittsfield, MA | 36 | 130 |
| Mark Casteel Diagnostic Radiology · Pittsburgh, PA | 25 | 54 |
| ARMSTRONG COUNTY MEMORIAL HOSPITAL | 20 | 45 |
| Randall Barrett Anesthesiology · Kittanning, PA | 18 | 62 |
| Roderick Groomes Emergency Medicine · Kittanning, PA | 15 | 39 |
| SABO, MATTHEW | 15 | 92 |
| Raef Hajjali Interventional Cardiology · Lone Tree, CO | 14 | 32 |
| John Marty Podiatry · Kittanning, PA | 12 | 29 |
| Ramon Santos Anesthesiology · Kittanning, PA | 12 | 28 |
| Manju Nath Pathology · Canonsburg, PA | 11 | 30 |
| David Hursh Diagnostic Radiology · Pittsburgh, PA | 11 | 24 |
| BUTLER HEALTHCARE PROVIDERS | 11 | 33 |
Refers patients to
Outbound — where patients go next
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.