Robert P. N. Shearin, M.D.M.D.Unclaimed · claim itThoracic Surgery (Cardiothoracic)Madison, MS19+ 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.(601) 898-2681NPI 1407072747View Profile Claim