Shelly L. Best, LCSW, MFT, CRTC, NPTLCSW, MFT, CRTC, NPTUnclaimed · claim itPsychologist — ClinicalLake Saint Louis, MO12+ 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.(314) 485-7399NPI 1003218710View Profile Claim