Mary M. Wollmering, M.D.M.D.Unclaimed · claim itThoracic Surgery (Cardiothoracic)Branson, MO20+ years experienceRegistered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.(417) 336-9728NPI 1063474484View Profile Claim