REFERRAL NETWORK
Where Marion Hogan'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). 47 inbound referrers · 136 outbound destinations.
Receives referrals from
Inbound — who sends patients here
| Physician | Patients | Visits |
|---|
| Edward Marianacci Diagnostic Radiology · Cambridge, MA | 111 | 306 |
| Leonard Zir Internal Medicine · Cambridge, MA | 100 | 170 |
| Ralph Reichle Diagnostic Radiology · Cambridge, MA | 100 | 174 |
| Donald Romanelli Diagnostic Radiology · Cambridge, MA | 95 | 198 |
| Armstrong Ambulance Service Ambulance Service Provider · Arlington, MA | 94 | 223 |
| Philip Rogoff Diagnostic Radiology · Cambridge, MA | 82 | 195 |
| FOGEL, MICHAEL | 77 | 157 |
| Kyle Pond Cardiology · Cambridge, MA | 72 | 151 |
| KHAN, ARSHAD | 52 | 101 |
| Justin Pitman Emergency Medicine · Boston, MA | 51 | 117 |
| Jason Imperato Emergency Medicine · Cambridge, MA | 48 | 106 |
| Audrey Duva-Frissora Diagnostic Radiology · Cambridge, MA | 48 | 83 |
Refers patients to
Outbound — where patients go next
| Physician | Patients | Visits |
|---|
| MOUNT AUBURN HOSPITAL | 729 | 2,657 |
| DAVILA, DIEGO | 201 | 393 |
| Professional Ambulance & Oxygen Svc, Inc Ambulance Service Provider · Cambridge, MA | 149 | 258 |
| Kyle Pond Cardiology · Cambridge, MA | 130 | 300 |
| Alejandro Heffess Diagnostic Radiology · Cambridge, MA | 128 | 266 |
| NPI 1710059670 | 117 | 207 |
| David Farmer Clinical Cardiac Electrophysiology · Cambridge, MA | 96 | 286 |
| MOUNT AUBURN HOSPITAL | 92 | 146 |
| Jeffrey Leavitt Cardiology · Cambridge, MA | 91 | 193 |
| Thomas O'halloran Cardiology · Boston, MA | 80 | 176 |
| Ralph Reichle Diagnostic Radiology · Cambridge, MA | 80 | 137 |
| Siew Teoh Diagnostic Radiology · Burlington, MA | 70 | 120 |
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.