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Meet Our Radiologists

The Prescott Medical Imaging (PMI) and Prescott Valley Medical Imaging (PVMI) diagnostic radiology team includes highly trained physicians who live and work in our communities. This means your radiologist has a working relationship with your physician. Together, they collaborate to ensure the best diagnosis and treatment for you, or someone important to you.

Our radiologists are:
  • Certified by leading radiology accrediting organizations.
  • Specialists in numerous radiology modalities.
  • Trained by some of the nation’s top radiology programs.
  • Affiliated with Yavapai Regional Medical Center (YRMC).

 
 
David R. Amstutz, MD
  • Board Certification: American Board of Radiology
  • Medical Education: University of Arizona College of Medicine in Tucson
  • Residency: St. Joseph’s Hospital and Medical Center in Phoenix, Diagnostic Radiology
  • Professional Memberships and Other Achievements:
    • American College of Radiology
      Prescott Valley Medical Imaging, Medical Director
      Radiological Society of North America
Michael J. D’Angelo, MD
  • Board Certification: American Board of Radiology
  • Medical Education: University of Texas Southwestern in Dallas
  • Residency: Baylor University Medical Center in Texas, Diagnostic Radiology
  • Fellowship: Baylor University Medical Center in Texas, Magnetic Resonance Imaging (MRI)
  • Professional Memberships and Other Achievements:
    • American College of Radiology
      Prescott Medical Imaging Board of Directors, President
Matthew R. Dicker, MD
  • Board Certification: American Board of Radiology in Diagnostic, Vascular and Interventional Radiology
  • Medical Education: St. Louis University in Missouri
  • Residency: St. Luke’s Medical Center in Wisconsin, Diagnostic Radiology
  • Fellowship: Medical College of Wisconsin in Milwaukee, Vascular and Interventional Radiology
  • Professional Memberships and Other Achievements:
    • American College of Radiology
      Society of Interventional Radiology
      Vascular and Interventional Specialists of Prescott, Founding Member
Brent E. Johnson, MD
  • Board Certification: American Board of Radiology
  • Medical Education: University of Arizona College of Medicine in Tucson
  • Residency: Mayo Clinic in Minnesota, Diagnostic Radiology
  • Professional Memberships and Other Achievements:
    • American Medical Association
      Alpha Omega Alpha
      American Roentgen Ray Society
      Brothers Mayo Society
Brian D. Kimball, MD
  • Board Certification: American Board of Radiology
  • Medical Education: Creighton University School of Medicine in Nebraska
  • Residency: University of Arizona in Tucson, Diagnostic Radiology
  • Professional Memberships and Other Achievements:
    • Alpha Omega Alpha
      American College of Radiology
      American Roentgen Ray Society
      Radiological Society of North America
      United States Air Force Medical Corps, Rank of Major
      Prescott Medical Imaging, Medical Director
David K. Lloyd, MD
  • Board Certification: American Board of Radiology and Neuroradiology
  • Medical Education: Wake Forest University in North Carolina
  • Residency: University of New Mexico in Albuquerque, Diagnostic Radiology
  • Fellowship: University of New Mexico in Albuquerque, Neuroradiology
  • Professional Memberships and Other Achievements:
    • American Society of Neuroradiology
      Radiological Society of North America
      Vascular and Interventional Specialists of Prescott, Director of Spine Intervention
Timothy Olthoff, DO
  • Board Certification: American Board of Radiology
  • Medical Education: Chicago College of Osteopathic Medicine
  • Residency: University of Illinois, Michael Reese Hospital, Diagnostic Radiology
  • Fellowship: Rush University Medical Center in Chicago, MRI and Ultrasound
  • Professional Memberships and Other Achievements:
    • American College of Radiology
      American Osteopathic Association
      Chicago College of Osteopathic Medicine Alumni Association
Ben E. Paxton, MD
  • Board Certification: American Board of Radiology and Vascular and Interventional Radiology
  • Medical Education: Johns Hopkins University in Maryland
  • Residency: Duke University in North Carolina, Diagnostic Radiology
  • Fellowship: Duke University in North Carolina, Vascular and Interventional Radiology
  • Professional Memberships and Other Achievements:
    • American College of Radiology
      Society of Interventional Radiology
S. Rhett Smith, MD
  • Board Certification: American Board of Radiology
  • Medical Education: Medical College of Georgia in Augusta
  • Residency: University of New Mexico in Albuquerque, Diagnostic Radiology
  • Professional Memberships and Other Achievements:
    • Radiological Society of North America
      Prescott Medical Imaging, Board of Directors