Veronica J. "Niki" Martin, M.D. Veronica J. "Niki" Martin, M.D., a board certified radiologist with additional qualifications in interventional radiology. She graduated Alpha Omega Alpha from Indiana University School of Medicine then completed a residency and fellowship at Indiana University Medical Center. Dr. Martin's special interests include diagnostic and interventional angiography, endocrine sampling, transjugular intrahepatic portosystemic shunts, biliary disease and access catheters. She is a member of the American College of Radiology, Radiological Society of North America, Indiana Radiological Society, American Medical Association, Indiana State Medical Association, Indianapolis Medical Society, Indiana Interventional Society, and Society of Cardiovascular and Interventional Radiology.