Ralph D. Martello, MD — Pediatric Expert Witness

Providing objective, evidence-based expert testimony and comprehensive case analysis in pediatric medical malpractice litigation.

Dr. Ralph D. Martello is a board-certified pediatrician in both General Pediatrics and Pediatric Hospital Medicine with extensive clinical and academic experience, specializing in providing expert medical testimony and case analysis for legal matters involving children.

Currently practicing at Johns Hopkins All Children's Hospital, Dr. Martello holds faculty positions as Clinical Instructor at Johns Hopkins University and Assistant Professor at the University of South Florida. He combines rigorous clinical knowledge with clear communication skills to help attorneys, courts, and families navigate complex medical issues with clarity and compassion.

12+ Years Post-Residency Clinical Experience. ~2,000 annual admissions across the division where I practice. 25 cases retained, plaintiff and defense, with a 50/50 plaintiff / defense case split.