REFERRAL NETWORK
Where Mark Hemmila'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). 13 inbound referrers · 0 outbound destinations.
Receives referrals from
Inbound — who sends patients here
| Physician | Patients | Visits |
|---|
| REGENTS OF THE UNIVERSITY OF MICHIGAN | 123 | 512 |
| WANG, STEWART | 32 | 183 |
| Jennifer Waljee Plastic and Reconstructive Surgery · Ann Arbor, MI | 19 | 91 |
| Mahmoud Al-Hawary Diagnostic Radiology · Houston, TX | 18 | 84 |
| SONDA, L | 18 | 90 |
| Kathleen To Critical Care (Intensivists) · Baltimore, MD | 17 | 96 |
| Peter Liu Diagnostic Radiology · Cleveland, OH | 17 | 51 |
| Aine Kelly Diagnostic Radiology · Ann Arbor, MI | 16 | 65 |
| Mohamed Sayyouh Diagnostic Radiology · Ann Arbor, MI | 13 | 38 |
| Aamer Chughtai Diagnostic Radiology · Ann Arbor, MI | 12 | 31 |
| Amy Hibbard Nurse Practitioner · Ann Arbor, MI | 12 | 30 |
| Dharshan Vummidi Diagnostic Radiology · Ann Arbor, MI | 11 | 36 |
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.