Lynn Gillis, M.A., L.C.P.C.M.A., L.C.P.C.Unclaimed · claim itMental Health CounselorEagle Butte, SD12+ years experienceRegistered with an NPI since 2014. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.(605) 964-0742NPI 1043631450View Profile Claim