Board-Certified Radiologists
University Medical Imaging partners with Radiology Medical Group (RMG), located in Santa Cruz, California, for our scan interpretations and reports. RMG has provided comprehensive diagnostic imaging reading since 1938. Their radiologists are board-certified and accredited in multiple sub-specialties by the American Board of Radiology.

Nicholas Astromoff, M.D.
Specialty: Diagnostic Radiology
Subspecialty: Interventional Radiology
Fellowship: Cardiovascular and Interventional Radiology, University of Arizona Health Sciences Center
Residency: Diagnostic Radiology, Santa Clara Valley Medical Center
Internship: Internal Medicine, Mt. Zion Medical Center of UCSF
Medical School: University of Southern California, Keck School of Medicine
Certification: American Board of Radiology

Kenneth Averill, M.D.
Specialty: Diagnostic Radiology
Subspecialty: Mammography/Women’s Imaging
Residency: Radiology, Santa Clara Valley Medical Center
Internship: Internal Medicine, Danbury Hospital
Medical School: New York Medical College
Certification: American Board of Radiology

Roy Martinez, M.D.
Specialty: Diagnostic Radiology
Subspecialty: Body Imaging
Fellowship: Cross-Sectional Imaging, Dartmouth-Hitchcock Medical Center
Residency: Internal Medicine and Diagnostic Radiology, Cedars-Sinai Medical Center
Internship: Internal Medicine, University of California, Los Angeles
Medical School: Stanford School of Medicine
Certification: American Board of Radiology

Kevin McHugh, M.D.
Specialty: Diagnostic Radiology
Subspecialty: Pediatric Radiology
Fellowship: Pediatric Radiology, Stanford University, Lucile Packard Children’s Hospital
Residency: Diagnostic Radiology, Santa Clara Valley Medical Center
Internship: Internal Medicine, Yale University School of Medicine
Medical School: New York Medical College
Certification: American Board of Radiology
Diagnostic Radiology and Nuclear Medicine

Leping Pu, M.D.
Specialty:
Neuroradiology and PED/CT
Fellowship: Neuroradiology, George Washington University
Residency: Howard University
Medical School: Lanzhou Medical College
Certification: American Board of Radiology

Janelle Rasi, M.D.
Specialty:
Diagnostic Radiology
Fellowship: MRI/Body Imaging Fellowship, University of California, Davis
Residency: Diagnostic Radiology, University of Cincinnati
Internship: Transitional Internship, Kettering Medical Center
Medical School: Loma Linda University School of Medicine
Certification: American Board of Radiology

Juan Rodriguez, M.D.
Specialty: Diagnostic Radiology
Subspecialty: Vascular and Interventional Radiology
Fellowship: Interventional Radiology, University of California, San Francisco
Residency: Diagnostic Radiology, Louisiana State University Health Sciences Center
Internship: Traditional Internship, Louisiana State University Health Sciences Center
Medical School: University of Zaragoza, Spain
Certification: American Board of Radiology

Mark Schmetz, M.D.
Specialty:
Diagnostic Radiology
Residency: Diagnostic Radiology, U.S. Naval Hospital
Internship: Internal Medicine, U.S. Naval Hospital
Medical School: University of Vermont
Certification: American Board of Radiology

Richard Williams, M.D.
Specialty: Diagnostic Radiology
Subspecialty: Cross-Sectional Imaging
Fellowship: CT/Ultrasound, University of Vermont
Residency: Diagnostic Radiology, Santa Clara Valley Medical Center
Internship: Diagnostic Radiology, Santa Clara Valley Medical Center
Medical School: The Medical School of Wisconsin
Certification: American Board of Radiology
Specialty Reports
In addition to comprehensive imaging reports provided through Radiology Medical Group (RMG) in Santa Cruz, California, University Medical Imaging offers specialty reports upon request for:
- Diffusion Tensor Imaging (DTI) — additional fees apply
- Secondary chiropractic reads intended for functional detail

Rick Hartker, M.D.
Specialty: Diagnostic Radiology
Subspecialty: Neuroradiology, including head, neck and spine
Fellowship: Neuroradiology, University of Chicago
Residency: Diagnostic Radiology Residency, St. Francis Hospital, Evanston, IL
Medical School: Michigan State University
Certification: American Board of Radiology, Certificate of Added Qualification (CAQ) in Neuroradiology

Jennifer Pedley, MS, CCSP, DC, DACBR
Specialty:
Chiropractic Radiology
Fellowship: Musculoskeletal Magnetic Resonance Imaging, Duke Medical University
Residency: Radiology, National University of Health Sciences, Lombard, IL
Doctorate: Doctorate of Chiropractic, Northwestern College of Chiropractic, Minneapolis, MN
Masters: Master of Science in Diagnostic Imaging, National University of Health Sciences, Lombard, IL
Bachelors: Bachelor of Science Degree in Exercise and Sports Science, Bachelor of Science and Allied Health in Biology/Pre-Medicine, University of Wisconsin-La Crosse