Sachin Gujar, MBBS

Dr. Sudeep Soni’s focus is in diagnostic radiology, with a specialty in cross-sectional imaging.He earned his medical degree from the University of Illinois at Chicago College of Medicine before going on to an internal medicine internship at Advocate Lutheran General Hospital. Upon completing a diagnostic radiology and nuclear medicine residency at Loyola University Medical Center, Dr. Soni came to the Johns Hopkins University School of Medicine where he completed a fellowship in cross-sectional imaging.

Dr. Angelo De Marzo is a professor of pathology, oncology and urology at the Johns Hopkins University School of Medicine. His areas of clinical expertise include pathology and prostate cancer. Dr. De Marzo serves as the Deputy Director for Anatomic Pathology in the Department of Pathology, and Co-Director of the Immunohistochemistry Clinical Lab in Johns Hopkins Hospital. He also serves as the Associate Director of Cancer Research Pathology at the Sidney Kimmel Comprehensive Cancer Center. Dr. De Marzo founded the Tissue Microarray Core at Johns Hopkins, now known as the Oncology Tissue Services. He led it for a decade and now serves as an advisor to the core. Dr. De Marzo's research interests include the molecular pathobiology of prostate cancer, biospecimen banking, and biomarker development, especially using immunohistochemistry, in situ hybridization and multiplex IHC and image analysis. Dr. De Marzo received his B.A. in molecular, cellular and developmental biology and psychology from the University of Colorado at Boulder. He earned his M.D. and Ph.D. in experimental pathology from University of Colorado Health Sciences Center. He completed his residency in pathology at the Johns Hopkins School of Medicine and performed a fellowship at the Brady Urological Institute at Johns Hopkins. Dr. De Marzo joined the Johns Hopkins faculty in 1998. Dr. De Marzo served as Chief Medical Officer at Predictive Biosciences Inc. from 2011-2013. He served as an Associate Editor for the Journal of Clinical Investigation from 2017-2022. He currently serves on the editorial boards of the journals, The Prostate and Cancer Prevention Research. He is the recipient of the 2004 Donald S. Coffey Prostate Cancer Foundation Physician/Scientist Award and The Professors Award for Teaching Excellence at The Johns Hopkins University School of Medicine (2022). He is an elected member of the Association of American Physicians (2018) and is a member of various professional organizations, including the American Urological Association and the American Association for Cancer Research.

Dr. Christopher Testa specializes in diagnostic radiology, with 10 years of experience in hospital and private practice settings. Dr. Testa earned his medical degree from Georgetown University School of Medicine. After completing an internship in internal medicine and residency in diagnostic radiology at Saint Vincent Hospital in Worcester, Mass., where he also served as chief resident, he went on to a fellowship in cross-sectional body imaging at the Johns Hopkins Hospital. Dr. Testa joined the Community Radiology Division in the NCR in November 2021.