REFERRAL NETWORK
Where Catherine Tarpy'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). 39 inbound referrers · 41 outbound destinations.
Receives referrals from
Inbound — who sends patients here
| Physician | Patients | Visits |
|---|
| Ari Berman Internal Medicine · Portland, ME | 283 | 3,416 |
| SEAL ROCK ASSOCIATES LLC | 257 | 1,286 |
| MERRIAM, MICHAEL | 80 | 309 |
| Ryan Hiebert Podiatry · Portland, ME | 60 | 173 |
| Michael Bither Family Medicine · Freeport, ME | 60 | 331 |
| Brandei Wingard Cardiology · Biddeford, ME | 49 | 164 |
| Howard Sherman Cardiology · Biddeford, ME | 45 | 222 |
| City Of Biddeford Ambulance Service Provider · Biddeford, ME | 33 | 98 |
| FOREMAN, FORREST | 28 | 140 |
| Justin Crivelli Internal Medicine · Solon, OH | 27 | 127 |
| Miriam Savatteri Hospitalist · Biddeford, ME | 24 | 137 |
| Edward Cruz Diagnostic Radiology · Portland, ME | 24 | 62 |
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.
