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IMI Breast Imaging Radiologists

Janet Cegnar, MD

Janet Cegnar, MD

Hometown: Caldwell, ID
Medical School: University of Washington School of Medicine
Residency: University of California Irvine
Specialty Interests: Body and Breast Imaging
Fellowships: MRI; University of Washington
Certifications: American Board of Radiology


Kimball Christianson, MD

Kimball Christianson, MD

Hometown: Provo, UT
Medical School: Vanderbilt University School of Medicine
Residency: Duke University Medical Center
Specialty Interests: Body and Breast Imaging
Fellowships: Mammography and Abdominal Imaging; Duke University Medical Center
Certifications: American Board of Radiology


Carolyn Coffman, MD

Carolyn Coffman, MD

Hometown: Des Moines, Iowa
Medical School: University of Iowa College of Medicine
Residency: University of Iowa Hospitals and Clinics
Specialty Interests: Women’s Imaging
Certifications: American Board of Radiology


Randy L. James, MD

Randy L. James, MD

Hometown: Logan, Utah
Medical School: Saint Louis University School of Medicine
Residency: Saint Louis University School of Medicine
Specialty Interests: Body Imaging
Certifications: American Board of Radiology


John Knochel, MD FACR

John Knochel, MD FACR

Hometown: Lincoln, Illinois
Medical School: University of Texas Southwestern Medical School, Dallas
Residency: University of Utah Medical Center
Specialty Interests: Interventional Radiology
Fellowships: Ultrasound and CT; University of Utah College of Medicine
Certifications: American Board of Radiology


Matt T. Moore, MD

Matt T. Moore, MD

Hometown: Delta, UT
Medical School: University of Texas Medical School at San Antonio
Residency: St. Joseph’s Hospital and Medical Center, Phoenix, AZ
Specialty Interests: Breast imaging, Vascular and Interventional procedures, Interventional Oncology
Fellowships: Breast Imaging; University of Utah
Certifications: American Board of Radiology


Mark Papenfuss, DO

Mark Papenfuss, DO

Hometown: Salt Lake City, UT
Medical School: Kirksville College of Osteopathic Medicine, A.T. Still University
Residency: University of Illinois College of Medicine
Specialty Interests: Gastrointestinal and Genitourinary imaging
Fellowships: Body Imaging; University of Iowa
Certifications: American Board of Radiology


Lisa M. Scales, MD

Lisa M. Scales, MD

Hometown: Houston, Texas
Medical School: University of Texas Health Sciences Center
Residency: Medical College of Wisconsin
Specialty Interests: Women’s Imaging including MRI and Ultrasound
Certifications: American Board of Radiology


Howard Schaff, MD

Howard Schaff, MD

Hometown: Newport Beach, CA
Medical School: George Washington University
Residency: Loyola University
Specialty Interests: Body and Breast Imaging
Certifications: American Board of Radiology


Loreli Smith, MD

Loreli Smith, MD

Hometown: Johnston, Rhode Island
Medical School: University of Maryland School of Medicine
Residency: University of New Mexico
Specialty Interests: Women’s Imaging, Body Imaging
Certifications: American Board of Radiology, American Registry of Radiologic Technology


Caroline Sobota, MD

Caroline Sobota, MD

Hometown: Kalamazoo, Michigan
Medical School: Michigan State University College of Human Medicine
Residency: The University of Texas Medical Branch Galveston
Specialty Interests: Women’s Imaging
Fellowships: Breast Imaging and Body Imaging; The University of Texas MD Anderson Cancer Center
Certifications: American Board of Radiology


Daniel Wegner, MD

Daniel Wegner, MD

Hometown: Caldwell, ID
Medical School: Eastern Virginia Medical School
Residency: Sacred Heart Medical Center
Specialty Interests: Vascular and Interventional Radiology
Fellowships: Vascular and Interventional Radiology; Mayo Clinic, Rochester MN
Certifications: American Board of Radiology and Vascular and Interventional Certificate of Added Qualifications