Rafael A. Rosario, M.D.M.D.Unclaimed · claim itPediatric Neonatal-Perinatal…Las Piedras, PR19+ years experienceRegistered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.(787) 672-2689NPI 1770620346View Profile Claim