New Jersey Institute of Radiology Staff

Hussein M. Abdel-Dayem, M.D.

Board certified in Nuclear Medicine and Radiation Therapy, Dr. Abdel-Dayem a world renowned authority in the fields of Radiology and Nuclear Medicine, he has published more than 250 scientific papers and 10 book chapters in his 47 years of practice. Dr. Abdel-Dayem also practices at St. Vincent's Hospital in New York City where he is Chief of the Nuclear Medicine service and Professor of Radiology at New York Medical College. He is a Fellow of the American College of Nuclear Physicians (ACNP) and the American College of Nuclear Medicine (ACNM). He currently serves as vice-president of the ACNP.

Mahmoud Dakhel, M.D., Medical Director

Board Certified in Radiology, Nuclear Medicine, and Nuclear Cardiology, Dr. Dakhel trained at Saint Vincent's Hospital in New York City and at North Shore Long Island University Health System. Dr. Dakhel has completed post graduate fellowships in Neuroradiology, Body Imaging, Interventional Radiology, and Pediatric Radiology. He currently serves as a staff radiologist at the New Jersey Institute of Radiology.

Adel Mustafa, Ph.D.

Board Certified by the ABR and ABMP in Diagnostic Radiology Physics. Dr. Mustafa is nationally and internationally recognized among the leadership of radiological sciences. He has more than 25 years of experience in academic and hospital based radiology. For the last 17 years, Dr. Mustafa has been practicing at St. Vincent’s hospital in New York City as member of radiology medical staff, the hospital chief of medical physics with an academic appointment at New York Medical College. He is member or chairman of several professional committees and reviewer for some radiology journals.

Stacey Siegel, MD

Board certified in Diagnostic Radiology. Dr. Siegel trained at the Long Island College Hospital and completed a fellowship in Osteoradiology at UCSD. Besides specializing in Musculoskeletal MRI and CT imaging, Dr. Siegel has experience with arthrography, ultrasound and Body Imaging. She is working at the East Orange VA Medical Center as a staff radiologist.

Mamatha Gowda, M.D.

Board certified in Diagnostic Radiology. Dr. Gowda has been practicing radiology in several radiology facilities in North New Jersey including the Liberty Health system Hospitals. Dr. Gowda’s experience covers a wide range of radiology applications. She is currently working at the Jersey City Medical Center as a staff radiologist.

Kristien Bonagura Andrews, MHA, CNMT, Manager

Kristien Andrews currently serves as the manager of the New Jersey Institute of Radiology. She is the former manager of the Department of Nuclear Medicine at the Massachusetts General Hospital where she also served on the Radiology Quality and Safety Committee. She holds a Bachelors Degree from Northeastern University and a Masters Degree in Health Administration from Suffolk University. Ms. Andrews is also a Certified Nuclear Medicine Technologist.

Locations & Appointments
New Jersey Institute of Radiology Home