the physicians

At Hampton Roads Radiology Associates, our doctors:

  • Are certified by the American Board of Radiology;
  • Have completed training through fellowships;
  • Obtained additional certification through the Certificate of Added Qualification in various subspecialties;
  • And are members of the American College of Radiology and Radiological Society of North America.

Our Radiologic Technologists are equally well trained in their fields. Each technologist has:

  • Received either the Mallincrodt or Squibb award for academic and/or clinical excellence;
  • Written his/her boards as a R.T.(R) with the American Registry of Radiologic Technologists;
  • And has at least 15 years experience in interventional radiology, education and management.
Dr. Harry Allen Harry A. Allen, III, M.D.
Chairman, DePaul Medical Center Radiology
Areas of Special Interest CT / Ultrasonography / MRI
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Body CT and Ultrasonography, Medical College of Virginia, Richmond, 1983
Residency University of Maryland School of Medicine, Baltimore
Medical School Bowman Gray School of Medicine, Winston-Salem
Dr. Richard Anderson Richard S. Anderson, M.D.
Areas of Special Interest General Diagnostic Radiology, MRI, CT, Image-Guided Procedures
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Residency St. Vincent Hospital, Worcester, MA
Medical School Boston University
Dr. Douglas Brown Douglas C. Brown, M.D.
President, Hampton Roads Radiology Associates
Areas of Special Interest Neuroradiology, Spine Intervention
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Additional Certification Certificate of Added Qualification, Neuroradiology
American Society of Neuroradiology, Senior Member
Fellowship Neuroradiology, Walter Reed Army Medical Center, Washington, D.C., 1989
Residency Walter Reed Army Medical Center, Washington, D.C.
Medical School University of Virginia, Charlottesville
Dr. Alexander Chako Alexander C. Chako, M.D.
Areas of Special Interest Musculoskeletal Radiology
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Body Imaging, CT and Ultrasound, New York University Medical Center, New York, 1990
Residency New York University Medical Center, New York
Medical School State University of New York, Stony Brook Medical School, Stony Brook
Dr. Mark Cockerill Mark L. Cockerill, M.D.
Areas of Special Interest Uterine Fibroid Embolization, Endovascular Therapy, Cancer Treatment
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Additional Certification Certificate of Added Qualification, Vascular and Interventional Radiology
Fellowship Vascular and Interventional Radiology, Cleveland Clinic Foundation, Cleveland, 1992
Residency University of Maryland Medical Systems at Baltimore
Medical School University of Maryland School of Medicine, Baltimore
Dr. Mark Cramer Mark S. Cramer, M.D.
Areas of Special Interest General Radiology, Mammography
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Digital Imaging, Medical College of Wisconsin, Milwaukee, 1984
Residency GRAMEC Radiology Program, Grand Rapids
Medical School Wayne State University School of Medicine, Detroit
Dr. Ricardo de la Torre Ricardo de la Torre, M.D.
Areas of Special Interest PET, Nuclear Medicine, CT, Breast Imaging and Intervention
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship CT / Ultrasound, John Hopkins Hospital, Baltimore, 1983
Residency Sinai Hospital of Baltimore
Medical School Colegio Mayor de Nuestra Senora del Rosario School of Medicine, Colombia, South America
dr. Stuart Goldwag Stuart S. Goldwag, M.D.
Areas of Special Interest General Neuroradiology, Spine Intervention
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Additional Certification Certificate of Added Qualification, Neuroradiology
Fellowship Neuroradiology, Duke University Medical Center, Durham, 1998
Residency Tulane University Medical Center, New Orleans
Medical School University of Virginia School of Medicine, Charlottesville
Dr. Kevin Halista Edna A. Griffenhagen, M.D.
Areas of Special Interest General Radiology, Mammography
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Residency Eastern Virginia Graduate School of Medicine
Medical School Eastern Virginia Medical School
Dr. Kevin Halista Kevin D. Halista, M.D.
Areas of Special Interest PET, CT, Breast Imaging and Intervention
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Body Imaging, George Washington University Medical Center, Washington, D.C., 1996
Residency Hackensack University Medical Center, Hackensack
Medical School Jefferson Medical College, Philadelphia
Dr. Mohsen Kalantar S. Mohsen Kalantar, M.D.
Areas of Special Interest General Radiology, Mammography
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Neuroradiology, University of Chicago, Hospitals and Clinics, Chicago, 1978
Residency University of Chicago, Hospitals and Clinics, Chicago
Medical School Pahlavi University School of Medicine, Shiraz, Iran
Dr. Yasmeen Knowles Yasmeen K. Knowles, M.D.
Areas of Special Interest General Radiology
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Residency Eastern Virginia Medical School, Norfolk, 2004
Internship Eastern Virginia Medical School, Norfolk
Medical School Medical College of Pennsylvania / Hahnemann University, Philadelphia
dr. Man Hyong Kim Man Hyong Kim, M.D.
Areas of Special Interest General Radiology, MRI, CT
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Internship Henry Ford Hospital, Detroit
Residency Eastern Virginia Medical School, Norfolk, 1988
Medical School Eastern Virginia Medical School, Norfolk
Dr. Jeffrey Klien Jeffrey A. Klein, M.D.
Areas of Special Interest General Radiology, Mammography
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Residency Walter Reed Army Medical Center, Washington, D.C., 1976
Medical School State University of New York Health Science Center, Syracuse
Dr. Andrew Loiacono Andrew Loiacono, M.D.
Areas of Special Interest Abdominal Imaging
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Abdominal Imaging, Massachusetts General Hospital, Boston, 2006
Residency Eastern Virginia Medical School
Medical School Eastern Virginia Medical School
Dr. David Malin David R. Malin, M.D
Areas of Special Interest Neuroradiology, Spine Intervention
Academic Appointment

Assistant Professor of Radiology, Eastern Virginia Medical School

Additional Certification Certificate of Added Qualification, Neuroradiology
American Society of Neuroradiology
Fellowship Neuroradiology, Vanderbilt University Medical Center, Nashville, 2005
Residency Medical College of Virginia, Richmond
Medical School University of Tennessee, Memphis College of Medicine, Memphis
Dr. Robert Mariano Robert T. Mariano, M.D.
Areas of Special Interest Interventional Radiology, PET, Nuclear Medicine, MRI
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Professional Memberships Society of Interventional Radiology, American Roentgen Ray Society
Fellowship Vascular and Interventional Radiology, Thomas Jefferson University Hospital, Philadelphia, 2001
Residency Hartford Hospital, Hartford
Medical School Hahnemann University School of Medicine, Philadelphia
Dr. Jeffrey McTavish Jeffrey D. McTavish, M.D.
Strategic Medical Director, Advanced Imaging Centers
Areas of Special Interest Abdominal and Musculoskeletal Radiology, CT and MR Angiography, CT Colonography
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship MRI and Abdominal Radiology, Brigham and Women's Hospital / Harvard Medical School, Boston, 1999
Residency University of Toronto, Ontario
Medical School University of Toronto, Ontario
Dr. Andrea Misquitta Andrea C. Misquitta, M.D.
Areas of Special Interest MRI, CT
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Body Imaging and MRI, University of Toronto, Ontario, 1996
Residency University of Toronto, Ontario
Medical School McGill University, Montreal, Quebec
Dr. John  O'Neil John D. O'Neil, M.D.
Chairman of Sentara Virginia Beach General Hospital Radiology
Areas of Special Interest Musculoskeletal Radiology
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Body Imaging, Georgetown University Hospital, Washington, D.C., 1991
Residency University of Florida College of Medicine, Gainesville
Medical School University of Virginia, Charlottesville
Dr. Danial Radack Daniel M. Radack, M.D.
Areas of Special Interest Vein Ablation, Interventional Radiology
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Vascular and Interventional Radiology, Thomas Jefferson University Hospital, Philadelphia, 1998
Residency Thomas Jefferson University Hospital, Philadelphia
Medical School Jefferson Medical College, Philadelphia
Dr. Ali Siddiky M. Ali Siddiky, M.D.
Chairman of Mary Immaculate Hospital Radiology
Areas of Special Interest General Radiology, Mammography
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Angiography, Emory University, Atlanta, 1979
Residency Wayne State University, Detroit
Medical School Dacca Medical College / Dacca University, Dacca, Bangladesh
Dr. Vachhani Ashish Vachhani, M.D.
Areas of Special Interest Interventional Radiology, General Radiology, CT, MRI
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Vascular and Interventional Radiology, Johns Hopkins School of Medicine, 2004
Residency Cleveland Clinic Foundation, Cleveland, 2003
Medical School Eastern Virginia Medical School, Norfolk
Dr. Kurt Wetzler Kurt H. Wetzler, M.D.
Areas of Special Interest Vein Ablation, Interventional Radiology, Uterine Fibroid Embolization
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Fellowship Vascular and Interventional Radiology, Thomas Jefferson University Hospital, Philadelphia, 2000
Residency Medical College of Virginia, Richmond
Medical School Georgetown University School of Medicine, Georgetown
Dr. Johanthan White Jonathan C. White, M.D., Ph.D.
Areas of Special Interest Nuclear Medicine, PET Imaging
Academic Appointment Assistant Professor of Radiology, Eastern Virginia Medical School
Additional Certification Special Competency in Nuclear Radiology, American Board of Radiology
Fellowship Nuclear Medicine, Mallinckrodt Institute of Radiology, 1993
Residency Mallinckrodt Institute of Radiology, Washington University, St. Louis, MO
Medical School Stanford University School of Medicine