US Radiology Specialists Acquires ImageSouth

Premier Radiology Services Acquires National Radiology Solutions (NRAD)

January 28, 2026

Healthcare Services

Premier Radiology Services has acquired National Radiology Solutions (NRAD) to expand its national teleradiology platform, broaden subspecialty coverage, and increase reading capacity. NRAD founder Robb Kolb and his team will join Premier to ensure continuity for customers and add operational, commercial, and clinical talent to the combined organization.

Premier Radiology Services Acquires NationalRad (Specialists in Diagnostic Imaging)

February 8, 2024

Healthcare Services

Premier Radiology Services, a private equity-backed teleradiology provider, has acquired Specialists in Diagnostic Imaging (d/b/a NationalRad), a Deerfield Beach, Florida-based subspecialty teleradiology group. The acquisition expands Premier's subspecialty capabilities and clinical capacity for outpatient imaging centers, orthopedic practices, university healthcare systems and other customers; financial terms were not disclosed.

Rezolut Acquires/Partners With Southtowns Radiology

November 28, 2023

Healthcare Services

Rezolut, a national diagnostic medical imaging platform, entered into a partnership agreement to acquire Southtowns Radiology, a three-center outpatient radiology network headquartered in Hamburg, New York. The deal expands Rezolut’s outpatient imaging footprint in the Northeast to 19 centers and increases its national total to 43 locations, while allowing Southtowns’ private practice radiologists to continue providing interpretation services.

RAYUS Radiology Acquires Sand Lake Imaging and Majority Interest in The Radiology Research Institute

July 7, 2021

Healthcare Services

RAYUS Radiology, a Wellspring Capital Management-backed national radiology platform, acquired three Sand Lake Imaging centers in Orlando, Florida and a majority interest in The Radiology Research Institute, a joint venture with Dr. Stephen Bravo. The deals expand RAYUS's Central Florida footprint, add eight subspecialty radiologists to its network and strengthen its clinical-trial imaging and research capabilities.

Midstate Radiology Associates Acquires Radiology Group, P.C.

June 30, 2021

Healthcare Services

Midstate Radiology Associates, LLC has acquired Radiology Group, P.C., adding the latter's two outpatient imaging locations in Branford and Hamden, Connecticut to Midstate’s network. The deal expands Midstate’s geographic footprint in Connecticut and increases access to comprehensive imaging services (CT, mammography, ultrasound, X-ray, DEXA) coordinated with local physicians.

Radiology Partners Acquires MEDNAX Radiology Solutions

December 16, 2020

Healthcare Services

Radiology Partners completed the acquisition of MEDNAX Radiology Solutions, a division of MEDNAX, Inc., in a transaction valued at approximately $885 million that closed December 15, 2020. The deal brings hundreds of MEDNAX radiologists and support staff into Radiology Partners, expanding clinical coverage, subspecialty capabilities and technology resources across the combined organization.