New Search Ruben J. Nazario M.D., M.B.A. (240) 566-3470 Department Pediatrics Specialty Pediatric Hospitalist Primary Office Address: FMH Pediatric Services 400 W 7th St Frederick, MD 21701 Phone: (240) 566-3470 Recommend this Physician Get Directions Education Medical School - University of Louisville School of Medicine Internship - Medical College of Virginia/Virginia Commonwealth University Residency - Medical College of Virginia/Virginia Commonwealth University Undergraduate - University of Kentucky Postgraduate Education - Johns Hopkins University Carey Business School Board Certifications American Board of Pediatrics American Board of Preventive Medicine