PROVIDER PROFILE · NPI 1134103732
John KeyDO
CROSS-REFERENCE
Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 48 inbound referrers · 111 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| Matthew Sevensma Cardiology · Wyoming, MI | 120 | 379 |
| Paul Kovack Cardiology · Wyoming, MI | 96 | 291 |
| Rolf Hollstein Diagnostic Radiology · Grand Rapids, MI | 87 | 164 |
| Barbara Karenko Cardiology · Wyoming, MI | 83 | 222 |
| Kelly Ludema Diagnostic Radiology · Grand Rapids, MI | 62 | 119 |
| SPECTRUM HEALTH UNITED | 35 | 86 |
| Kerry Larson Diagnostic Radiology · Grand Rapids, MI | 35 | 68 |
| Jihad Mustapha Internal Medicine · Grand Rapids, MI | 30 | 128 |
| Matthew Erck Internal Medicine · Wyoming, MI | 28 | 84 |
| SPECTRUM HEALTH PRIMARY CARE PARTNERS | 28 | 77 |
| Steven Bargwell Family Practice · Cedar Springs, MI | 28 | 105 |
| Michael Wiltrakis Hospitalist · Wyoming, MI | 26 | 90 |
| Physician | Patients | Visits |
|---|---|---|
| METROPOLITAN HOSPITAL | 689 | 3,240 |
| Matthew Sevensma Cardiology · Wyoming, MI | 210 | 545 |
| REGENTS OF THE UNIVERSITY OF MICHIGAN | 183 | 471 |
| Paul Kovack Cardiology · Wyoming, MI | 154 | 429 |
| Barbara Karenko Cardiology · Wyoming, MI | 114 | 303 |
| METROPOLITAN ENTERPRISES INC. | 113 | 291 |
| Eric Walchak Cardiology · Wyoming, MI | 109 | 260 |
| SPECTRUM HEALTH HOSPITALS | 105 | 286 |
| Larry Diaz Cardiology · Wyoming, MI | 101 | 270 |
| Paul Albright Physician Assistant · Grand Rapids, MI | 76 | 126 |
| Rolf Hollstein Diagnostic Radiology · Grand Rapids, MI | 70 | 117 |
| Fadi Saab Cardiology · Grand Rapids, MI | 65 | 199 |