PROVIDER PROFILE · NPI 1861414823
Erika FellingerMD
REFERRAL NETWORK
Where Erika Fellinger'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 · 0 outbound destinations.
Receives referrals from
Inbound — who sends patients here
| Physician | Patients | Visits |
|---|---|---|
| CAMBRIDGE PUBLIC HEALTH COMMISSION | 134 | 1,077 |
| Nazli Erbay Diagnostic Radiology · Cambridge, MA | 26 | 80 |
| Gregory Harrington Diagnostic Radiology · Cambridge, MA | 25 | 100 |
| Adam Gustin Diagnostic Radiology · Cambridge, MA | 22 | 79 |
| Jonathan Opraseuth Interventional Radiology · Falls Church, VA | 22 | 104 |
| Daniela Budiu Cardiology · Danville, IN | 22 | 116 |
| Stephan Auerbach Diagnostic Radiology · Cambridge, MA | 20 | 68 |
| SHABASHOV, ANATOLI | 20 | 94 |
| Thomas Risser Cardiology · Cambridge, MA | 20 | 70 |
| THE GENERAL HOSPITAL CORPORATION | 18 | 107 |
| Kevin Dennehy Anesthesiology · Boston, MA | 16 | 36 |
| James Pollard Diagnostic Radiology · Cambridge, MA | 13 | 34 |
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.
CROSS-REFERENCE