REFERRAL NETWORK
Where Arnold Leiboff'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). 26 inbound referrers · 31 outbound destinations.
Receives referrals from
Inbound — who sends patients here
| Physician | Patients | Visits |
|---|
| JOHN T. MATHER MEMORIAL HOSPITAL | 70 | 378 |
| Stephen Vlay Clinical Cardiac Electrophysiology · East Setauket, NY | 41 | 233 |
| William Lawson Interventional Cardiology · Islandia, NY | 38 | 160 |
| Paula Denoya Colorectal Surgery (Proctology) · Stony Brook, NY | 36 | 464 |
| BERGAMASCHI, ROBERTO | 30 | 203 |
| NPI 1023054764 | 26 | 124 |
| Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY | 25 | 62 |
| William Smithy Colorectal Surgery (Proctology) · East Setauket, NY | 23 | 143 |
| Kavitha Yaddanapudi Diagnostic Radiology · Tucson, AZ | 21 | 63 |
| Jill Genua Colorectal Surgery (Proctology) · Delmar, NY | 20 | 176 |
| William Moore Diagnostic Radiology · Setauket, NY | 19 | 71 |
| Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY | 17 | 38 |
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.