Wanda J. Lanzone Hannigan, D.M.D.D.M.D.Unclaimed · claim itPeriodonticsTrumbull, CT19+ 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.(203) 452-1846NPI 1528183076View Profile Claim