Our board-certified radiologists serve the needs of hospitals and imaging centers in Northeastern Ohio.

Jeffrey Ekstein, M.D.
Board Certification: American Board of Emergency Medicine; 1998
Doctor of Medicine: Boston University School of Medicine – Boston, MA
Residency in Radiology: University Hospitals of Cleveland, OH
Fellowship: Body Imaging, University Hospitals of Cleveland, OH

Felipe Espinoza, M.D.
Board Certification: American Board of Radiology; 2002
Doctor of Medicine: Vanderbilt University School of Medicine – Nashville, TN
Residency in Radiology: Jackson Memorial, University of Miami – Miami, FL
Fellowship: Neuroradiology, University of North Carolina – Chapel Hill, NC

Cathy H. Miller, M.D.
Board Certification: American Board of Radiology; 1986
Special Competence in Nuclear Medicine 1987
Doctor of Medicine: Louisiana State University School of Medicine – Shreveport, LA
Residency in Radiology: Cleveland Clinic Foundation – Cleveland, OH
Fellowship: Body Imaging, Nuclear Medicine University of North Carolina – Chapel Hill, NC

Dan Paulson, M.D.
Board Certification: American Board of Radiology, 2019
Doctor of Medicine: University of South Dakota – Sioux Falls, SD
Residency in Radiology: Cleveland Clinic – Cleveland, OH
Fellowship: Musculoskeletal, Cleveland Clinic – Cleveland OH

Georgenna Riley, D.O.
Board Certification: American Osteopathic Board of Radiology; 2001
Doctor of Medicine: Ohio University College of Osteopathic Medicine – Athens, OH
Residency in Radiology: Grandview Kettering Hospital – Dayton, OH
West Virginia University – Morgantown, WV
Fellowship: Body Imaging, University of Cincinnati, OH

Benjamin Signer, M.D.
Board Certification: American Board of Radiology; 1994
Doctor of Medicine: University of Cincinnati College of Medicine – Cincinnati, OH
Residency in Radiology: University of Cincinnati – Cincinnati, OH
Fellowship: Cardiovascular and Interventional Radiology, Stanford – Palo Alto, CA
Body Imaging, University of Southern California – Los Angeles, CA

R. Jarrett Steffy, D.O.
Board Certification: American Osteopathic Board of Radiology; 2017
Doctor of Medicine: Ohio University Heritage College of Medicine – Athens, OH
Residency in Radiology: McLaren Macomb Hospital – Mount Clemens, MI
Fellowship: MRI/MSK, Michigan State University – East Lansing, MI

Timothy Woisnet, M.D.
Board Certification: American Board of Radiology; 1989
Doctor of Medicine: Medical College of Ohio – Toledo, OH
Residency in Radiology: Mt. Sinai Medical Center – Cleveland, OH

Steven Yousko, M.D.
Board Certification: American Board of Radiology; 2005
Doctor of Medicine: Medical College of Ohio – Toledo, OH
Residency in Radiology: Metro Health Medical Center – Cleveland, OH