EX-21.1 77 v193470_ex21-1.htm
EXHIBIT 21
SUBSIDIARIES

Registrant’s Subsidiaries |  | Percentage Ownership |  | State of Incorporation
Radnet Management, Inc. |  | 100% |  | California
Radnet Managed Imaging Services, Inc. |  | 100% |  | California
Radnet Management I, Inc. |  | 100% |  | California
Radnet Management II, Inc. |  | 100% |  | California
Radnet Sub, Inc. |  | 100% |  | California
FRI II, Inc. |  | 100% |  | California
FRI, Inc. |  | 100% |  | California
Pacific Imaging Partners, Inc. |  | 100% |  | California
Rolling Oaks Imaging Corporation |  | 100% |  | California
Rolling Oaks Radiology, Inc. |  | 100% |  | California
SoCal MR Site Management, Inc. |  | 100% |  | California
Valley Imaging Partners Inc. |  | 100% |  | California
Advanced Imaging Partners, Inc. |  | 100% |  | Delaware
Community Imaging Partners, Inc. |  | 100% |  | Delaware
Delaware Imaging Partners, Inc. |  | 100% |  | Delaware
Diagnostic Imaging Services, Inc. |  | 100% |  | Delaware
Ide Imaging Partners, Inc. |  | 100% |  | Delaware
Mid Rockland Imaging Partners, Inc. |  | 100% |  | Delaware
Radiologix, Inc. |  | 100% |  | Delaware
Radiology and Nuclear Medicine Imaging Partners, Inc. |  | 100% |  | Delaware
Treasure Coast Imaging Partners, Inc. |  | 100% |  | Delaware
Questar Imaging, Inc. |  | 100% |  | Florida
Questar Los Alamitos,Inc. |  | 100% |  | Florida
Questar Victorville, Inc. |  | 100% |  | Florida
New Jersey Imaging Partners, Inc. |  | 100% |  | New Jersey
Health Diagnostics of New Jersey, LLC |  | 100% |  | New Jersey