HOSPITAL · CCN 140110
OTTAWA REGIONAL HOSPITAL & HEALTHCAR
Physician affiliations & referral network
OTTAWA, ILFY 2025
Affiliated physicians
306
External referring physicians
2,748
Top affiliated specialty
Nurse Practitioner
Shared beneficiaries (top referrers)
52,045
SPECIALTY MIX
Specialties among affiliated physicians
49
34
27
16
15
14
13
13
10
9
9
8
AFFILIATED PHYSICIANS
Physicians affiliated with OTTAWA REGIONAL HOSPITAL & HEALTHCAR (306 total)
From CMS Physician-Facility Affiliations. Showing the first 50 of 306.
REFERRAL NETWORK
Who refers patients here
External physicians who share patients into this hospital's affiliated providers, ranked by shared Medicare beneficiaries.
| Referring physician | Specialty | Shared beneficiaries |
|---|---|---|
| SAINT FRANCIS MEDICAL CENTER | — | 16,934 |
| SAINT JAMES HOSPITAL | — | 2,775 |
| JULIA RACKLEY PERRY MEMORIAL HOSPITAL | — | 2,422 |
| ST MARY MEDICAL CENTER | — | 2,326 |
| Steven Lome | Cardiology | 2,131 |
| ST. MARY'S HOSPITAL STREATOR HOSPITAL SISTERS OF THE 3RD ORDER ST FRAN | — | 2,019 |
| METHODIST MEDICAL CENTER OF ILLINOIS | — | 1,870 |
| PROCTOR COMMUNITY HOSPITAL | — | 1,781 |
| Biren Patel | Diagnostic Radiology | 1,745 |
| PORTER HOSPITAL LLC | — | 1,557 |
| Keattiyoat Wattanakit | Cardiology | 1,340 |
| PIACENTI, MERLE | — | 1,269 |
| ROAT, STEVEN | — | 1,265 |
| GERWIN, JOSEPH | — | 1,231 |
| PRESENCE CENTRAL AND SUBURBAN HOSPITALS NETWORK | — | 1,186 |
| LOYOLA UNIVERSITY MEDICAL CENTER | — | 1,179 |
| BRADY, TERRY | — | 1,156 |
| Muhammad Malik | Cardiology | 1,107 |
| BEST, DAVID | — | 1,084 |
| Steven Lukancic | Diagnostic Radiology | 1,015 |
| Bradley Johnson | Diagnostic Radiology | 982 |
| SCHNEIDER, STEVEN | — | 958 |
| CROSS, AMANDA | — | 932 |
| David Vermillion | Internal Medicine | 904 |
| CENTRAL DUPAGE HOSPITAL ASSOCIATION | — | 877 |
Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). A directional edge is a proxy for referral, not a documented referral; pairs below 11 shared beneficiaries are suppressed.
CASE MIX
Top procedures by volume
Highest-volume MS-DRGs from CMS inpatient claims (latest reporting year per code).
| MS-DRG | Discharges |
|---|---|
| 871SEPTICEMIA OR SEVERE SEPSIS WITHOUT MV >96 HOURS WITH MCC | 152 |
| 291HEART FAILURE AND SHOCK WITH MCC | 118 |
| 885PSYCHOSES | 92 |
| 177RESPIRATORY INFECTIONS AND INFLAMMATIONS WITH MCC | 69 |
| 872SEPTICEMIA OR SEVERE SEPSIS WITHOUT MV >96 HOURS WITHOUT MCC | 36 |
| 392ESOPHAGITIS, GASTROENTERITIS AND MISCELLANEOUS DIGESTIVE DISORDERS WITHOUT MCC | 34 |
CROSS-REFERENCE