RadMD's principals, Drs. Rick Patt and Kohkan Shamsi, have unique regulatory, clinical development, and research expertise on the use of medical imaging in clinical trials, and oversee the more than 600 RadMD experts worldwide.
Dr. Rick Patt
Dr. Patt is co-founder and principal in RadMD.  He has a broad prior experience in medical imaging: this includes research and development of contrast agents, therapeutic and medical device clinical development;  and in positions as both an academic and private practice radiologist.

After his fellowship at Georgetown University and the National Institutes of Health (NIH), he served as Chief of Body MRI, then Director of MRI, at Georgetown University Medical Center, where he was both an investigator and blinded reader in numerous pharmaceutical and medical device clinical trials, and established now long-standing relationships in the clinical development industry.  He subsequently joined the US subsidiary of an international pharmaceutical company as Associate Director, Medical Imaging Clinical Development.  This was followed by a position as Director of Medical Imaging Clinical Development at Berlex Laboratories,where he:

  • managed an experienced team in all phases of clinical development of radiological contrast agents
  •  established co-development partnerships with other industry leaders and medical professional societies
  •  Developed and integrated a pharmacoeconomic master plan into the clinical development process.

Dr. Patt has also served as Medical Director for HealthHelp, a radiology management services organization. Since 2000, he has worked as an independent consultant with pharmaceutical and medical device companies on the incorporation of medical imaging into clinical development.  He has numerous publications, has served on an NCI Advisory Panel, is a reviewer for both major radiology journals, and has been an an invited lecturer across the US and Europe on the use of medical imaging in clinical trials.
Dr. Kohkan Shamsi
Kohkan Shamsi, MD, PhD, co-founder and principal of RadMD is a radiologist with > 25 years of clinical development experience for drugs and devices.

Before founding RadMD, he served as Head of Medical Development and clinical operations in Germany and USA at Schering AG, Berlex and Bayer and was CEO of US operations of ECRON ACUNOVA, a global clinical CRO.

He has submitted New Drug approval dossiers in Europe, the USA and in Japan and was involved in approval of 7 contrast agents for CT, MRI and radiolpharmaceuticals. He has conceptualized, coordinated, and executed >100 multi-center, international (Europe, the USA, South America, Asia and Australia) clinical trials (phase I - phase IV) in the areas of oncology, cardiology, neurology and MRI and CT contrast agents and radiolpharmaceuticals. He has contributed towards development of guidelines for clinical development of contrast agents for the FDA and EMA, and the FDA draft imaging guidance for use of imaging in oncology trials. He has authored a book and chapters and published more than 90 full publications and abstracts in indexed journals. He is also part of industry initiative for standardization of imaging in clinical trials.
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