New Search Robert Jason Hallock M.D. (301) 790-8300 Primary Specialties Emergency Medicine Sub-specialty Pediatric Emergency Department Emergency Medicine Additional Languages Spoken English Primary Office Address: MMC - Emergency Department 11116 Medical Campus Rd Hagerstown, MD 21742 Phone: (301) 790-8300 Recommend this Physician Get Directions Education Medical School - University of Connecticut School of Medicine Residency - University of Chicago Hospitals Postgraduate Education - University of California Marshall School of Business Board Certifications American Board of Emergency Medicine