New Search Thomas Rinehart O'Toole M.D. (240) 566-3470 Department Pediatrics Specialty Pediatric Hospitalist Primary Office Address: FHH Pediatric Hospitalist Dept 400 W 7th St Frederick, MD 21701 Phone: (240) 566-3470 Recommend this Physician Get Directions Education Medical School - UMDNJ - New Jersey Medical School Residency - University of Maryland School of Medicine Board Certifications American Board of Pediatrics