REFERRAL NETWORK
Where Peter Witham'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). 29 inbound referrers · 54 outbound destinations.
Receives referrals from
Inbound — who sends patients here
| Physician | Patients | Visits |
|---|
| Brian Ewy Diagnostic Radiology · Kennebunk, ME | 135 | 505 |
| Patricia Wyshak Internal Medicine · Lamoine, ME | 88 | 409 |
| GROSSMAN, JAMES | 45 | 330 |
| Glauco Maresca Diagnostic Radiology · Potsdam, NY | 44 | 114 |
| COUNTY AMBULANCE SERVICE INC | 37 | 265 |
| Terence Schumpert Diagnostic Radiology · Massena, NY | 34 | 106 |
| Isaac Rudloe Ophthalmology · Ellsworth, ME | 34 | 101 |
| Kathryn Rensenbrink Internal Medicine · Ellsworth, ME | 31 | 177 |
| Laurie Yntema Internal Medicine · Bangor, ME | 28 | 191 |
| Norman Sykes Dermatology · Rockport, ME | 27 | 130 |
| Kirwin Gibbs Diagnostic Radiology · Cortland, NY | 25 | 89 |
| THE BLUE HILL MEMORIAL HOSPITAL | 25 | 206 |
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.