Iowa Radiology’s Physicians
Women’s Imaging

Alex C. Essenmacher, M.D.
Diagnostic Radiology
Breast Imaging
Breast Imaging
Undergraduate: University of Illinois Urbana-Champaign (Urbana, IL)
Medical School: Wayne State University (Detroit, MI)
Radiology Residency: University of Iowa Hospitals and Clinics (Iowa City, IA)
Personal Interests: Hiking, bird watching, PC gaming and building

Lindsey L. Grandbois, D.O., RPh
Diagnostic Radiology
Breast Imaging
Breast Imaging
Pharmacy School: Drake University (Des Moines, IA)
Medical School: Des Moines University Medical Center (Des Moines, IA)
Radiology Residency: Loyola University Medical Center (Chicago, IL)
Specialties: women’s imaging, including MRI and Biopsy
Personal Interests: spending time with family and friends, traveling, and running and hiking
Medical School: Des Moines University Medical Center (Des Moines, IA)
Radiology Residency: Loyola University Medical Center (Chicago, IL)
Specialties: women’s imaging, including MRI and Biopsy
Personal Interests: spending time with family and friends, traveling, and running and hiking

Nicholas Hilpipre, M.D.
Diagnostic Radiology
Pediatric Radiology
Breast Imaging
Undergraduate: Bethel College (St. Paul, MN)
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: University of Colorado (Denver, CO)
Fellowship: Children’s Memorial Hospital (Chicago, IL)
Specialties: breast imaging and pediatric radiology
Personal Interests: traveling, reading, and spending time with family
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: University of Colorado (Denver, CO)
Fellowship: Children’s Memorial Hospital (Chicago, IL)
Specialties: breast imaging and pediatric radiology
Personal Interests: traveling, reading, and spending time with family

Paul Jabour, M.D.
Diagnostic Radiology
Musculoskeletal Radiology
Breast Imaging
Undergraduate: Vanderbilt University (Nashville, TN), Johns Hopkins University (Baltimore, MD), Post-Baccalaureate Premedical Program – National Institutes of Health (Bethesda, MD), Intramural Research Training Award Fellowship – National Institutes of Health (Bethesda, MD)
Medical School: University of Iowa (Iowa City, IA)
Internship: Unity Point Health (Des Moines, IA)
Radiology Residency: Baptist Memorial Hospital (Memphis, TN)
Fellowship: Musculoskeletal Radiology – University of California (San Diego, CA)
Personal Interests: golf, ice hockey, and competing in triathlons
Medical School: University of Iowa (Iowa City, IA)
Internship: Unity Point Health (Des Moines, IA)
Radiology Residency: Baptist Memorial Hospital (Memphis, TN)
Fellowship: Musculoskeletal Radiology – University of California (San Diego, CA)
Personal Interests: golf, ice hockey, and competing in triathlons

Mark Julian, D.O.
Diagnostic Radiology
Breast Imaging
Breast Imaging
Undergraduate: University of Florida (Gainesville, FL)
Medical School: William Carey College of Osteopathic Medicine (Hattiesburg, MS)
Radiology Residency: Arnot Ogden Medical Center (Elmira, NY)
Specialties: general diagnostic radiology, musculoskeletal MRI
Personal Interests: hiking, traveling, movies, and working out
Medical School: William Carey College of Osteopathic Medicine (Hattiesburg, MS)
Radiology Residency: Arnot Ogden Medical Center (Elmira, NY)
Specialties: general diagnostic radiology, musculoskeletal MRI
Personal Interests: hiking, traveling, movies, and working out

Gopika Myneni, M.D.
Diagnostic Radiology
Breast Imaging
Breast Imaging
Undergraduate: Illinois Benedictine University (Lisle, IL)
Medical School: Southern Illinois University School of Medicine (Springfield, IL)
Rush Medical College (Chicago, IL)
Fellowship: Women’s Imaging – University of Colorado Health Sciences Center (Denver, CO)
Specialties: diagnostic radiology and women’s imaging
Personal Interests: traveling and spending time with her husband and two young children
Medical School: Southern Illinois University School of Medicine (Springfield, IL)
Rush Medical College (Chicago, IL)
Fellowship: Women’s Imaging – University of Colorado Health Sciences Center (Denver, CO)
Specialties: diagnostic radiology and women’s imaging
Personal Interests: traveling and spending time with her husband and two young children

Blake Riebe, D.O.
Diagnostic Radiology
Musculoskeletal Radiology
Breast Imaging
Undergraduate: University of Washington (Seattle, WA)
Medical School: Des Moines University College of Osteopathic Medicine (Des Moines, IA)
Surgical Internship: Naval Medical Center (Portsmouth, VA)
Radiology Residency: University of Missouri Health Center (Columbia, MO)
Radiology Fellowship: Musculoskeletal University of Missouri Health Center (Columbia, MO)
Specialties: general diagnostic radiology, musculoskeletal radiology
Personal Interests: outdoor activities, family, and football
Medical School: Des Moines University College of Osteopathic Medicine (Des Moines, IA)
Surgical Internship: Naval Medical Center (Portsmouth, VA)
Radiology Residency: University of Missouri Health Center (Columbia, MO)
Radiology Fellowship: Musculoskeletal University of Missouri Health Center (Columbia, MO)
Specialties: general diagnostic radiology, musculoskeletal radiology
Personal Interests: outdoor activities, family, and football

Alan B. Stone, M.D.
Diagnostic Radiology
Breast Imaging
Breast Imaging
Pharmacy School: University of Utah (Salt Lake City, UT)
Medical School: Uniformed Services University of the Health Sciences (Bethesda, MD)
Pathology Residency: Wilford Hall USAF Medical Center (San Antonio, TX)
Radiology Residency: San Antonio Uniformed Services Health Consortium (San Antonio, TX)
Specialties: general radiology, breast imaging
Personal Interests: spending time with family, travel, cycling
Medical School: Uniformed Services University of the Health Sciences (Bethesda, MD)
Pathology Residency: Wilford Hall USAF Medical Center (San Antonio, TX)
Radiology Residency: San Antonio Uniformed Services Health Consortium (San Antonio, TX)
Specialties: general radiology, breast imaging
Personal Interests: spending time with family, travel, cycling

Christopher S. Waddell
Diagnostic Radiology
Breast Imaging
Breast Imaging
Undergraduate: Drake University (Des Moines, IA)
Medical School: Loyola University Medical Center (Chicago, IL), Broadlawns Medical Center
Radiology Residency: Loyola University Medical Center (Chicago, IL)
Personal Interests: traveling and staying active by running, biking, and skiing
Medical School: Loyola University Medical Center (Chicago, IL), Broadlawns Medical Center
Radiology Residency: Loyola University Medical Center (Chicago, IL)
Personal Interests: traveling and staying active by running, biking, and skiing

Jill S. Westercamp, M.D.
Diagnostic Radiology
Breast Imaging
Pharmacy School: Cornell College (Mount Vernon, IA)
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: St. Joseph’s Hospital (Milwaukee, WI)
Fellowship: Women’s Imaging – University of California (San Diego, CA)
Specialties: breast imaging, including imaging work-up, and image-guided needle biopsies
Personal Interests: spending time with family and friends
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: St. Joseph’s Hospital (Milwaukee, WI)
Fellowship: Women’s Imaging – University of California (San Diego, CA)
Specialties: breast imaging, including imaging work-up, and image-guided needle biopsies
Personal Interests: spending time with family and friends

Brent Wolford, M.D.
Diagnostic Radiology
Breast Imaging
Breast Imaging
Undergraduate: University of Colorado (Boulder, CO)
Medical School: Loma Linda University School of Medicine (Loma Linda, CA)
Internship: Scripps Mercy Hospital (San Diego, CA)
Radiology Residency: University of California (San Diego, CA)
Specialties: women’s imaging, cardiovascular, oncology, and sports imaging
Personal Interests: travel, running, skiing, scuba diving, tennis and golf
Medical School: Loma Linda University School of Medicine (Loma Linda, CA)
Internship: Scripps Mercy Hospital (San Diego, CA)
Radiology Residency: University of California (San Diego, CA)
Specialties: women’s imaging, cardiovascular, oncology, and sports imaging
Personal Interests: travel, running, skiing, scuba diving, tennis and golf
General Diagnostic Radiology

Rory Karibo, D.O.
Diagnostic Radiology
MRI
MRI
Undergraduate: Michigan State University (East Lansing, MI)
Medical/Pharmacy School: Midwestern University (Downers Grove, IL)
Internship: Henry Ford Health System (Detroit, MI)
Radiology Residency: Henry Ford Health System (Detroit, MI)
Fellowship: MRI – Michigan State University (East Lansing, MI)
Personal Interests: exercising, traveling, and spending time with friends and family
Medical/Pharmacy School: Midwestern University (Downers Grove, IL)
Internship: Henry Ford Health System (Detroit, MI)
Radiology Residency: Henry Ford Health System (Detroit, MI)
Fellowship: MRI – Michigan State University (East Lansing, MI)
Personal Interests: exercising, traveling, and spending time with friends and family

Bradley Kliewer, D.O.
Diagnostic Radiology
Undergraduate: Southwestern Christian University (Bethany, OK)
Medical School: Oklahoma State College of Osteopathic Medicine (Tulsa, OK)
Radiology Residency: Hemet Valley Medical Center (Hemet, CA)
Specialties: general radiology, women’s imaging, MRI
Personal Interests: hiking, biking, sports, playing guitar and drums, community outreach
Medical School: Oklahoma State College of Osteopathic Medicine (Tulsa, OK)
Radiology Residency: Hemet Valley Medical Center (Hemet, CA)
Specialties: general radiology, women’s imaging, MRI
Personal Interests: hiking, biking, sports, playing guitar and drums, community outreach

Michael Soe, M.D.
Diagnostic Radiology
Undergraduate: Dana College (Blair, NE)
Medical School: University of Nebraska College of Medicine (Omaha, NE)
Radiology Residency: University of Nebraska College of Medicine (Omaha, NE)
Personal Interests: free time with his family, biking, and golfing
Medical School: University of Nebraska College of Medicine (Omaha, NE)
Radiology Residency: University of Nebraska College of Medicine (Omaha, NE)
Personal Interests: free time with his family, biking, and golfing

Emily Allyn, MSRS, RRA, RT(R)
Radiologist Assistant
Diagnostic Radiology
Undergraduate: Saint Joseph’s College (Standish, ME)
Radiologist Assistant School: Midwestern State University (Wichita Falls, TX)
Specialties: general and diagnostic fluoroscopy procedures
Personal Interests: spending time with family, reading, hiking
Radiologist Assistant School: Midwestern State University (Wichita Falls, TX)
Specialties: general and diagnostic fluoroscopy procedures
Personal Interests: spending time with family, reading, hiking

Yvette M. Fontana, RRA, RPA, RT(R)
Radiologist Assistant
Diagnostic Radiology
Diagnostic Radiology
Undergraduate: University of Iowa (Iowa City, IA), Front Range Community College (Westminster, CO), Red Rocks Community College (Lakewood, CO)
Radiologist Assistant School: Weber State University (Ogden, UT)
Specialties: general and diagnostic fluoroscopy procedures
Personal Interests: Catholic faith/works, family/friends, outdoor adventures and puzzles
Radiologist Assistant School: Weber State University (Ogden, UT)
Specialties: general and diagnostic fluoroscopy procedures
Personal Interests: Catholic faith/works, family/friends, outdoor adventures and puzzles

Amanda Oppedal, MSRS, RRA, RT(R)(M)
Radiologist Assistant
Diagnostic Radiology
Diagnostic Radiology
Undergraduate: Iowa State University (Ames, IA)
Radiologist Assistant School: Midwestern State University (Wichita Falls, TX)
Specialties: general and diagnostic fluoroscopy procedures
Personal Interests: Spending time with family, traveling and reading
Radiologist Assistant School: Midwestern State University (Wichita Falls, TX)
Specialties: general and diagnostic fluoroscopy procedures
Personal Interests: Spending time with family, traveling and reading
Body Imaging

Robert Becker, M.D.
Diagnostic Radiology
Body Imaging
Body Imaging
Undergraduate: University of Iowa (Iowa City, IA)
Medical School: University of Iowa Carver College of Medicine (Iowa City, IA), Medical Education Consortium University of Iowa branch campus (Des Moines, IA)
Internship: Iowa Methodist Medical Center TY (Des Moines, IA)
Radiology Residency: University of Iowa Hospitals & Clinics (Iowa City, IA)
Fellowship: Body Imaging – Stanford University Medical Center (Palo Alto, CA)
Specialties: Multimodality body imaging, trauma, oncology, education, image guided procedures, quality improvement, and PET/CT
Personal Interests: Spending time with family and friends, traveling, education, running, grilling, Hawkeye sports, and scuba diving
Medical School: University of Iowa Carver College of Medicine (Iowa City, IA), Medical Education Consortium University of Iowa branch campus (Des Moines, IA)
Internship: Iowa Methodist Medical Center TY (Des Moines, IA)
Radiology Residency: University of Iowa Hospitals & Clinics (Iowa City, IA)
Fellowship: Body Imaging – Stanford University Medical Center (Palo Alto, CA)
Specialties: Multimodality body imaging, trauma, oncology, education, image guided procedures, quality improvement, and PET/CT
Personal Interests: Spending time with family and friends, traveling, education, running, grilling, Hawkeye sports, and scuba diving

Bradley King, D.O.
Diagnostic Radiology
Body Imaging
Body Imaging
Undergraduate: University of Nebraska (Lincoln, NE)
Medical School: Kirksville College of Osteopathic Medicine (Kirksville, MO)
Radiology Residency: Doctors Hospital/Ohio University (Columbus, OH)
Fellowship: Body Imaging – University of Iowa Hospital and Clinics (Iowa City, IA)
Specialties: chest and abdominal trauma, and abdominal and pelvic MRI
Personal Interests: fishing and hunting
Medical School: Kirksville College of Osteopathic Medicine (Kirksville, MO)
Radiology Residency: Doctors Hospital/Ohio University (Columbus, OH)
Fellowship: Body Imaging – University of Iowa Hospital and Clinics (Iowa City, IA)
Specialties: chest and abdominal trauma, and abdominal and pelvic MRI
Personal Interests: fishing and hunting

John Rizzi, M.D.
Diagnostic Radiology
Body Imaging
Body Imaging
Undergraduate: University of Pennsylvania (Philadelphia, PA)
Medical School: State University of New York (Stony Brook, NY)
Radiology Residency: State University of New York (Stony Brook, NY)
Fellowship: Body Imaging – University of Utah (Salt Lake City, UT)
Personal Interests: camping and movies
Medical School: State University of New York (Stony Brook, NY)
Radiology Residency: State University of New York (Stony Brook, NY)
Fellowship: Body Imaging – University of Utah (Salt Lake City, UT)
Personal Interests: camping and movies

Jordan Smith, D.O.
Diagnostic Radiology
Body Imaging
Undergraduate: University of Northern Iowa (Cedar Falls, IA)
Medical School: A.T. Still University – Kirksville College of Osteopathic Medicine (Kirksville, MO)
Radiology Residency: University of Missouri – Kansas City (Kansas City, MO)
Fellowship: Abdominal Imaging – Duke University School of Medicine (Durham, NC)
Specialties: diagnostic radiology, body imaging
Personal Interests: spending time with family, camping, fishing, hiking, weightlifting, racquetball, disc golf, fantasy football, and piano
Medical School: A.T. Still University – Kirksville College of Osteopathic Medicine (Kirksville, MO)
Radiology Residency: University of Missouri – Kansas City (Kansas City, MO)
Fellowship: Abdominal Imaging – Duke University School of Medicine (Durham, NC)
Specialties: diagnostic radiology, body imaging
Personal Interests: spending time with family, camping, fishing, hiking, weightlifting, racquetball, disc golf, fantasy football, and piano
Vascular and Interventional Radiology

Olaf Kaufman, M.D., PhD
Diagnostic Radiology
Vascular & Interventional Radiology
Vascular & Interventional Radiology
Undergraduate: University of Northern Iowa (Cedar Falls, IA)
Graduate School: Penn State University (State College, PA)
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: Creighton University (Omaha, NE)
Fellowship: Interventional Radiology – Mayo Clinic (Rochester, MN)
Specialties: interventional radiology, oncology and venous interventions, cardiac imaging, and neuroradiology
Personal Interests: traveling, running, and spending time with his family
Graduate School: Penn State University (State College, PA)
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: Creighton University (Omaha, NE)
Fellowship: Interventional Radiology – Mayo Clinic (Rochester, MN)
Specialties: interventional radiology, oncology and venous interventions, cardiac imaging, and neuroradiology
Personal Interests: traveling, running, and spending time with his family

David L. Lacey, M.D.
Diagnostic Radiology
Vascular and Interventional Radiology
Vascular and Interventional Radiology
Undergraduate: University of Iowa (Iowa City, IA)
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: University of Iowa Hospitals & Clinics (Iowa City, IA)
Fellowship: Interventional Radiology – University of Iowa Hospitals & Clinics (Iowa City, IA)
Specialties: interventional radiology
Personal Interests: computers, biking, and the culinary arts
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: University of Iowa Hospitals & Clinics (Iowa City, IA)
Fellowship: Interventional Radiology – University of Iowa Hospitals & Clinics (Iowa City, IA)
Specialties: interventional radiology
Personal Interests: computers, biking, and the culinary arts

David Magill, M.D.
Diagnostic Radiology
Vascular & Interventional Radiology
Vascular & Interventional Radiology
Undergraduate: Northwestern University (Evanston, IL)
Medical School: Northwestern University Feinberg School of Medicine (Chicago, IL)
Surgery Internship: Iowa Methodist Medical Center (Des Moines, IA)
Radiology Residency: University of Washington (Seattle, WA)
Fellowship: Vascular and Interventional Radiology University of Washington (Seattle, WA)
Specialties: interventional radiology, quality improvement
Medical School: Northwestern University Feinberg School of Medicine (Chicago, IL)
Surgery Internship: Iowa Methodist Medical Center (Des Moines, IA)
Radiology Residency: University of Washington (Seattle, WA)
Fellowship: Vascular and Interventional Radiology University of Washington (Seattle, WA)
Specialties: interventional radiology, quality improvement

Benjamin Stradling, D.O.
Diagnostic Radiology
Vascular and Interventional Radiology
Vascular and Interventional Radiology
Undergraduate: Northern Arizona University (Flagstaff, AZ)
Medical School: Chicago College of Osteopathic Medicine at Midwestern University (Downers Grove, IL)
Radiology Residency: University of Illinois College of Medicine at Peoria/OSF St. Francis Medical Center (Peoria, IL)
Fellowship: Vascular and Interventional Radiology – University of Illinois College of Medicine at Peoria/OSF St. Francis Medical Center (Peoria, IL)
Personal Interests: spending time with his wife and sons, long distance running, and cycling, competing in the Boston marathon
Medical School: Chicago College of Osteopathic Medicine at Midwestern University (Downers Grove, IL)
Radiology Residency: University of Illinois College of Medicine at Peoria/OSF St. Francis Medical Center (Peoria, IL)
Fellowship: Vascular and Interventional Radiology – University of Illinois College of Medicine at Peoria/OSF St. Francis Medical Center (Peoria, IL)
Personal Interests: spending time with his wife and sons, long distance running, and cycling, competing in the Boston marathon

Cassandra Burch, PA-C
Physician Assistant
Vascular & Interventional Radiology
Vascular & Interventional Radiology
Undergraduate: Grandview University (Des Moines, IA)
Physicians Assistant School: Physician’s Assistant Certification – University of North Dakota (Grand Forks, ND)
Specialties: vascular and interventional radiology
Personal Interests: reading and camping, spending time with her husband and children
Physicians Assistant School: Physician’s Assistant Certification – University of North Dakota (Grand Forks, ND)
Specialties: vascular and interventional radiology
Personal Interests: reading and camping, spending time with her husband and children

Ashley Gieseke, PA-C
Physician Assistant
Vascular & Interventional Radiology
Vascular & Interventional Radiology
Undergraduate: Iowa State University (Ames, Iowa)
Graduate School: Physician Assistant Certification – Des Moines University (Des Moines, Iowa)
Specialties: vascular and interventional radiology
Personal Interests: In my free time, I enjoy spending time with my husband and 2 dogs. I love an excuse to be outdoors and enjoy biking, playing tennis, snowboarding, as well as kickboxing. We also enjoy discovering new restaurants and going on the occasional road trip.
Graduate School: Physician Assistant Certification – Des Moines University (Des Moines, Iowa)
Specialties: vascular and interventional radiology
Personal Interests: In my free time, I enjoy spending time with my husband and 2 dogs. I love an excuse to be outdoors and enjoy biking, playing tennis, snowboarding, as well as kickboxing. We also enjoy discovering new restaurants and going on the occasional road trip.

Rebecca Miller, PA-C
Physician Assistant
Vascular & Interventional Radiology
Vascular & Interventional Radiology
Undergraduate: Truman State University (Kirksville, MO)
Physicians Assistant School: Physician Assistant Certification – Des Moines University (Des Moines, IA)
Specialties: interventional radiology
Personal Interests: time with her family, reading, and doing crafts
Physicians Assistant School: Physician Assistant Certification – Des Moines University (Des Moines, IA)
Specialties: interventional radiology
Personal Interests: time with her family, reading, and doing crafts
Orthopedic and Sports Imaging

Scott Carbajal, M.D.
Diagnostic Radiology
Musculoskeletal Radiology
Emergency Medicine
Undergraduate: Louisiana State University (New Orleans, LA)
Medical School: Louisiana State University School of Medicine
Radiology Residency: LSU Health Sciences Center (New Orleans, LA)
Fellowship: Musculoskeletal Radiology – UF Health Sciences Center – Gainesville, FL
Personal Interests: hunting, scuba diving, underwater photography, snow skiing, water skiing, fishing, and computers
Medical School: Louisiana State University School of Medicine
Radiology Residency: LSU Health Sciences Center (New Orleans, LA)
Fellowship: Musculoskeletal Radiology – UF Health Sciences Center – Gainesville, FL
Personal Interests: hunting, scuba diving, underwater photography, snow skiing, water skiing, fishing, and computers

James J. Choi, M.D.
Diagnostic Radiology
Musculoskeletal Radiology
Undergraduate: University of Iowa (Iowa City, IA)
Medical School: University of Iowa Hospitals and Clinics (Iowa City, IA)
Residency: University of Iowa Hospitals and Clinics (Iowa City, IA)
Fellowship: Musculoskeletal – Armed Forces Institute of Pathology (Washington, D.C)
Personal Interests: biking, running, and digital photography
Medical School: University of Iowa Hospitals and Clinics (Iowa City, IA)
Residency: University of Iowa Hospitals and Clinics (Iowa City, IA)
Fellowship: Musculoskeletal – Armed Forces Institute of Pathology (Washington, D.C)
Personal Interests: biking, running, and digital photography

Paul Jabour, M.D.
Diagnostic Radiology
Musculoskeletal Radiology
Breast Imaging
Undergraduate: Vanderbilt University (Nashville, TN), Johns Hopkins University (Baltimore, MD), Post-Baccalaureate Premedical Program – National Institutes of Health (Bethesda, MD), Intramural Research Training Award Fellowship – National Institutes of Health (Bethesda, MD)
Medical School: University of Iowa (Iowa City, IA)
Internship: Unity Point Health (Des Moines, IA)
Radiology Residency: Baptist Memorial Hospital (Memphis, TN)
Fellowship: Musculoskeletal Radiology – University of California (San Diego, CA)
Personal Interests: golf, ice hockey, and competing in triathlons
Medical School: University of Iowa (Iowa City, IA)
Internship: Unity Point Health (Des Moines, IA)
Radiology Residency: Baptist Memorial Hospital (Memphis, TN)
Fellowship: Musculoskeletal Radiology – University of California (San Diego, CA)
Personal Interests: golf, ice hockey, and competing in triathlons

Blake Riebe, D.O.
Diagnostic Radiology
Musculoskeletal Radiology
Breast Imaging
Undergraduate: University of Washington (Seattle, WA)
Medical School: Des Moines University College of Osteopathic Medicine (Des Moines, IA)
Surgical Internship: Naval Medical Center (Portsmouth, VA)
Radiology Residency: University of Missouri Health Center (Columbia, MO)
Radiology Fellowship: Musculoskeletal University of Missouri Health Center (Columbia, MO)
Specialties: general diagnostic radiology, musculoskeletal radiology
Personal Interests: outdoor activities, family, and football
Medical School: Des Moines University College of Osteopathic Medicine (Des Moines, IA)
Surgical Internship: Naval Medical Center (Portsmouth, VA)
Radiology Residency: University of Missouri Health Center (Columbia, MO)
Radiology Fellowship: Musculoskeletal University of Missouri Health Center (Columbia, MO)
Specialties: general diagnostic radiology, musculoskeletal radiology
Personal Interests: outdoor activities, family, and football
Neuroradiology

Ryan Holdsworth, M.D.
Diagnostic Radiology
Neuroradiology
Neuroradiology
Undergraduate: University of Iowa (Iowa City, IA)
Medical School: University of Iowa College of Medicine (Iowa City, IA)
Internship: Neurosurgical – University of Wisconsin Hospitals and Clinics (Madison, WI)
Radiology Residency: Diagnostic Radiology – University of Wisconsin Hospitals and Clinics (Madison, WI)
Fellowship: Neuroradiology – University of Wisconsin Hospitals and Clinics (Madison, WI)
Specialties: brain, neck, and spine imaging, advanced neuroimaging techniques, image guided procedures, and quality improvement
Personal Interests: playing music, playing and watching sports (particularly Iowa Hawkeye football), and spending time with friends and family
Medical School: University of Iowa College of Medicine (Iowa City, IA)
Internship: Neurosurgical – University of Wisconsin Hospitals and Clinics (Madison, WI)
Radiology Residency: Diagnostic Radiology – University of Wisconsin Hospitals and Clinics (Madison, WI)
Fellowship: Neuroradiology – University of Wisconsin Hospitals and Clinics (Madison, WI)
Specialties: brain, neck, and spine imaging, advanced neuroimaging techniques, image guided procedures, and quality improvement
Personal Interests: playing music, playing and watching sports (particularly Iowa Hawkeye football), and spending time with friends and family

Aaron C. Hurlbut, M.D.
Diagnostic Radiology
Neuroradiology
Neuroradiology
Undergraduate: University of Nebraska-Lincoln (Lincoln, NE)
Medical School: University of Nebraska Medical Center (Omaha, NE)
Internship: Oakwood Hospital and Medical Center (Canton, MI)
Radiology Residency: Oakwood Hospital and Medical Center (Canton, MI)
Fellowship: Neuroradiology – University of Michigan Medical Center (Ann Arbor, MI)
Specialties: brain, head and neck, and spine imaging
Personal Interests: spending time with family, snow skiing, tennis, and golf
Medical School: University of Nebraska Medical Center (Omaha, NE)
Internship: Oakwood Hospital and Medical Center (Canton, MI)
Radiology Residency: Oakwood Hospital and Medical Center (Canton, MI)
Fellowship: Neuroradiology – University of Michigan Medical Center (Ann Arbor, MI)
Specialties: brain, head and neck, and spine imaging
Personal Interests: spending time with family, snow skiing, tennis, and golf

Adam Liudahl, M.D.
Diagnostic Radiology
Neuroradiology
Neuroradiology
Undergraduate: Vanderbilt University (Nashville, TN)
Medical School: University of Iowa Hospitals and Clinics (Iowa City, IA)
Internship: University of Hawaii (Honolulu, HI)
Radiology Residency: University of Iowa Hospitals and Clinics (Iowa City, IA)
Fellowship: Neuroradiology – University of Iowa Hospitals and Clinics (Iowa City, IA)
Personal Interests: traveling, spending time outdoors, playing soccer, and relaxing with family and friends
Medical School: University of Iowa Hospitals and Clinics (Iowa City, IA)
Internship: University of Hawaii (Honolulu, HI)
Radiology Residency: University of Iowa Hospitals and Clinics (Iowa City, IA)
Fellowship: Neuroradiology – University of Iowa Hospitals and Clinics (Iowa City, IA)
Personal Interests: traveling, spending time outdoors, playing soccer, and relaxing with family and friends

Jeffrey W. Rappleye, M.D.
Diagnostic Radiology
Neuroradiology
Neuroradiology
Undergrad and Masters: University of California (San Diego, CA)
Medical School: Albany Medical College (Albany, NY)
Radiology Residency: UMass Medical Center (Worcester, MA)
Radiology Fellowship: Neuroradiology Harvard Medical School (Boston, MA), Beth Israel Deaconess Medical center (Boston, MA), Tufts Medical Center (Medford, MA)
Specialties: Imaging detection of the CNS, head, neck and spine pathology in emergent and non-emergent settings
Interests: Running, basketball, golf, music, and spending time with family
Medical School: Albany Medical College (Albany, NY)
Radiology Residency: UMass Medical Center (Worcester, MA)
Radiology Fellowship: Neuroradiology Harvard Medical School (Boston, MA), Beth Israel Deaconess Medical center (Boston, MA), Tufts Medical Center (Medford, MA)
Specialties: Imaging detection of the CNS, head, neck and spine pathology in emergent and non-emergent settings
Interests: Running, basketball, golf, music, and spending time with family
Pediatric Radiology

Nicholas Hilpipre, M.D.
Diagnostic Radiology
Pediatric Radiologyy
Breast Imaging
Pediatric Radiologyy
Breast Imaging
Undergraduate: Bethel College (St. Paul, MN)
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: University of Colorado (Denver, CO)
Fellowship: Children’s Memorial Hospital (Chicago, IL)
Specialties: breast imaging and pediatric radiology
Personal Interests: traveling, reading, and spending time with family
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: University of Colorado (Denver, CO)
Fellowship: Children’s Memorial Hospital (Chicago, IL)
Specialties: breast imaging and pediatric radiology
Personal Interests: traveling, reading, and spending time with family

Brent Steinberg, M.D. Pharm D.
Diagnostic Radiology
Pediatric Radiology
Pediatric Radiology
Undergraduate: Mercer University (Atlanta, GA)
Pharmacy School: Mercer University (Atlanta, GA)
Medical School: Mercer University (Atlanta, GA)
Radiology Residency: Mayo Clinic (Rochester, MN)
Fellowship: Pediatric Radiology and Interventional Radiology – Arkansas Children’s Hospital (Little Rock, AR)
Personal Interests: enjoys traveling, family time with wife and three children, soccer, and computers
Pharmacy School: Mercer University (Atlanta, GA)
Medical School: Mercer University (Atlanta, GA)
Radiology Residency: Mayo Clinic (Rochester, MN)
Fellowship: Pediatric Radiology and Interventional Radiology – Arkansas Children’s Hospital (Little Rock, AR)
Personal Interests: enjoys traveling, family time with wife and three children, soccer, and computers

Ryan Menzel, D.O.
Diagnostic Radiology
Emergency Medicine
Pediatric Radiology
Undergraduate: University of Colorado (Boulder, CO)
Medical School: Philadelphia College of Medicine (Philadelphia, PA)
Radiology Residency: Henry Ford Health System (Detroit, MI)
Fellowship: Emergency Radiology – Massachusetts General Hospital, Harvard Medical School (Boston, MA)
Personal Interests: golf, fly fishing, backpacking, and traveling
Medical School: Philadelphia College of Medicine (Philadelphia, PA)
Radiology Residency: Henry Ford Health System (Detroit, MI)
Fellowship: Emergency Radiology – Massachusetts General Hospital, Harvard Medical School (Boston, MA)
Personal Interests: golf, fly fishing, backpacking, and traveling
Emergency Medicine

Scott Carbajal, M.D.
Diagnostic Radiology
Musculoskeletal Radiology
Emergency Medicine
Undergraduate: Louisiana State University (New Orleans, LA)
Medical School: Louisiana State University School of Medicine
Radiology Residency: LSU Health Sciences Center (New Orleans, LA)
Fellowship: Musculoskeletal Radiology – UF Health Sciences Center – Gainesville, FL
Personal Interests: hunting, scuba diving, underwater photography, snow skiing, water skiing, fishing, and computers
Medical School: Louisiana State University School of Medicine
Radiology Residency: LSU Health Sciences Center (New Orleans, LA)
Fellowship: Musculoskeletal Radiology – UF Health Sciences Center – Gainesville, FL
Personal Interests: hunting, scuba diving, underwater photography, snow skiing, water skiing, fishing, and computers

James Jacobs, M.D.
Diagnostic Radiology
Emergency Medicine
Emergency Medicine
Undergraduate: Carleton College (Northfield, MN)
Medical School: Mayo Medical School (Rochester, MN)
Radiology Residency: Mayo School of Graduate Medical Education (Rochester, MN)
Specialties: emergency radiology
Personal Interests: spending his time on computers, sports, biking, and travel
Medical School: Mayo Medical School (Rochester, MN)
Radiology Residency: Mayo School of Graduate Medical Education (Rochester, MN)
Specialties: emergency radiology
Personal Interests: spending his time on computers, sports, biking, and travel

Ryan Menzel, D.O.
Diagnostic Radiology
Emergency Medicine
Pediatric Radiology
Undergraduate: University of Colorado (Boulder, CO)
Medical School: Philadelphia College of Medicine (Philadelphia, PA)
Radiology Residency: Henry Ford Health System (Detroit, MI)
Fellowship: Emergency Radiology – Massachusetts General Hospital, Harvard Medical School (Boston, MA)
Personal Interests: golf, fly fishing, backpacking, and traveling
Medical School: Philadelphia College of Medicine (Philadelphia, PA)
Radiology Residency: Henry Ford Health System (Detroit, MI)
Fellowship: Emergency Radiology – Massachusetts General Hospital, Harvard Medical School (Boston, MA)
Personal Interests: golf, fly fishing, backpacking, and traveling
Executive Director

Mendy Siembieda, RT(R)
Executive Director
Undergraduate: Iowa Methodist School of Radiologic Technology (Des Moines, IA)
Specialties: mammography
Personal Interests: spending time with family and friends, visiting Okoboji, boating, and soaking up the sun
Specialties: mammography
Personal Interests: spending time with family and friends, visiting Okoboji, boating, and soaking up the sun
Retired Physicians
Charles A. De Pena, M.D.
Diagnostic Radiology
Vascular and Interventional Radiology
Neuroradiology
Vascular and Interventional Radiology
Neuroradiology
Retired Sept 2020
Undergraduate: University of Texas (Austin, TX)
Medical School: University of Texas Medical Branch (Galveston, TX)
Internship: Bryn Mawr Hospital (Philadelphia, PA)
Fellowship: Neuroradiology – University of Texas (Houston, TX)
Personal Interests: sailing, skiing, biking, and playing tennis
Medical School: University of Texas Medical Branch (Galveston, TX)
Internship: Bryn Mawr Hospital (Philadelphia, PA)
Fellowship: Neuroradiology – University of Texas (Houston, TX)
Personal Interests: sailing, skiing, biking, and playing tennis
William D. Heggen, M.D.
Diagnostic Radiology
Retired June 2020
Undergraduate: Iowa State University (Ames, IA)
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: Brooke Army Medical Center (Fort Sam Houston, TX)
Specialties: general diagnostic radiology, breast imaging and biopsy
Personal Interests: spending time with family, hiking, travel, and learning to golf
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: Brooke Army Medical Center (Fort Sam Houston, TX)
Specialties: general diagnostic radiology, breast imaging and biopsy
Personal Interests: spending time with family, hiking, travel, and learning to golf
Paul L. Keller, M.D., M.S.
Diagnostic Radiology
Body Imaging
Body Imaging
Retired December 2021
Undergraduate: University of Northern Iowa (Cedar Falls, IA)
Medical School: College of Osteopathic Medicine and Surgery (Des Moines, IA)
Radiology Residency: Brooke Army Medical Center (Fort Sam Houston, TX)
Fellowship: Body Imaging – Brooke Army Medical Center (Fort Sam Houston, TX)
Specialties: cross-sectional imaging, image guided biopsy, and osteoporosis
Personal Interests: spending time with his wife, and their three children, cooking and tennis
Medical School: College of Osteopathic Medicine and Surgery (Des Moines, IA)
Radiology Residency: Brooke Army Medical Center (Fort Sam Houston, TX)
Fellowship: Body Imaging – Brooke Army Medical Center (Fort Sam Houston, TX)
Specialties: cross-sectional imaging, image guided biopsy, and osteoporosis
Personal Interests: spending time with his wife, and their three children, cooking and tennis
Stuart K. Lehr, M.D.
Diagnostic Radiology
Retired May 2014
Undergraduate: University of New Orleans (New Orleans, LA)
Medical School: Louisiana State University School of Medicine (New Orleans, LA)
Radiology Residency: Louisiana State University School of Medicine (New Orleans, LA)
Fellowship: MRI and Neuroradiology – University of Texas Medical Branch (Galveston, TX)
Personal Interests: hiking and kayaking
Medical School: Louisiana State University School of Medicine (New Orleans, LA)
Radiology Residency: Louisiana State University School of Medicine (New Orleans, LA)
Fellowship: MRI and Neuroradiology – University of Texas Medical Branch (Galveston, TX)
Personal Interests: hiking and kayaking
Robert A. McCleeary, M.D.
Diagnostic Radiology
Body Imaging
Body Imaging
Retired July 2015
Undergraduate: Oakland University (Rochester, MN)
Medical School: Wayne State University School of Medicine (Detroit, MI)
Radiology Residency: University of Tennessee Health Science Center (Memphis, TN)
St John Hospital and Medical Center (Detroit, MI)
Fellowship: Indiana University Health (Indianapolis, IN)
Specialties: interventional radiology, general radiology
Personal Interests: spending time with friends and family
Medical School: Wayne State University School of Medicine (Detroit, MI)
Radiology Residency: University of Tennessee Health Science Center (Memphis, TN)
St John Hospital and Medical Center (Detroit, MI)
Fellowship: Indiana University Health (Indianapolis, IN)
Specialties: interventional radiology, general radiology
Personal Interests: spending time with friends and family
Andrew D. Nish, M.D.
Vascular and Interventional Radiology
Retired June 2018
Undergraduate: St. Olaf College (Northfield, MN)
Graduate School: Case Western Reserve University (Cleveland, OH)
Medical School: Mayo Medical School (Rochester, MN)
Radiology Residency: University of Iowa (Iowa City, IA)
Fellowship: Body Imaging – University of Iowa (Iowa City, IA)
Specialties: body imaging (CT, MRI and ultrasound) and image-guided needle biopsy
Personal Interests: spending time with his family of seven and multiple pets.
Graduate School: Case Western Reserve University (Cleveland, OH)
Medical School: Mayo Medical School (Rochester, MN)
Radiology Residency: University of Iowa (Iowa City, IA)
Fellowship: Body Imaging – University of Iowa (Iowa City, IA)
Specialties: body imaging (CT, MRI and ultrasound) and image-guided needle biopsy
Personal Interests: spending time with his family of seven and multiple pets.
David Smith, M.D.
Vascular and Interventional Radiology
Retired October 2020
Undergraduate: Iowa State University (Ames, IA)
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: Brooke Army Medical Center (Fort Sam Houston, TX)
Specialties: general diagnostic radiology, breast imaging and biopsy
Personal Interests: spending time with family, hiking, travel, and learning to golf
Medical School: University of Iowa (Iowa City, IA)
Radiology Residency: Brooke Army Medical Center (Fort Sam Houston, TX)
Specialties: general diagnostic radiology, breast imaging and biopsy
Personal Interests: spending time with family, hiking, travel, and learning to golf
Gerard Waggenspack, M.D.
Diagnostic Radiology
Neuroradiology
MRI
Neuroradiology
MRI
Retired June 2018
Undergraduate: University of Iowa (Iowa City, IA)
Medical School: University of Iowa (Iowa City, IA)
Internship: Iowa Methodist Medical Center (Des Moines, IA)
Radiology Residency: Presbyterian/St. Luke Hospital (Denver, CO)
Fellowship: Body imaging – University of Iowa (Iowa City, IA)
Specialties: MRI, CT and ultrasound
Personal Interests: spending time with his wife and children
Medical School: University of Iowa (Iowa City, IA)
Internship: Iowa Methodist Medical Center (Des Moines, IA)
Radiology Residency: Presbyterian/St. Luke Hospital (Denver, CO)
Fellowship: Body imaging – University of Iowa (Iowa City, IA)
Specialties: MRI, CT and ultrasound
Personal Interests: spending time with his wife and children
Marvin D. Walker, D.O.
Diagnostic Radiology
Body Imaging
Body Imaging
Retired June 2020
Undergraduate: Carleton College (Northfield, MN)
Medical School: University of Chicago Medical School (Chicago, IL)
Radiology Residency: Henry Ford Hospital (Detroit, MI)
Fellowship: Interventional Radiology – Henry Ford Hospital (Detroit, MI)
Specialties: vascular and interventional radiology
Personal Interests: bicycling and gardening
Medical School: University of Chicago Medical School (Chicago, IL)
Radiology Residency: Henry Ford Hospital (Detroit, MI)
Fellowship: Interventional Radiology – Henry Ford Hospital (Detroit, MI)
Specialties: vascular and interventional radiology
Personal Interests: bicycling and gardening