Sarah J. Welch, D.D.S, M.SD.D.S, M.SUnclaimed · claim itEndodonticsClovis, NM19+ 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.(844) 317-0938NPI 1821272394View Profile Claim