State of NJ Law & Public Safety Department is the location of the Northern Regional Medical Examiner's Office for Essex, Hudson, Passaic and Somerset counties. Lyla E. Perez, M.D. is the lead Medical Examiner since 2008, and Thomas A. Blumerfield is the Associate Medical Examiner. Some of the services offered here are toxicology lab reports, disaster management, Police Shooting Response Team and the Fetal and Infant Death Review Board, to name a few.