Karen S. Williams, PHARM.D., BCPSPHARM.D., BCPSUnclaimed · claim itPharmacist — PharmacotherapySayre, PA20+ 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.(570) 887-5677NPI 1407813371View Profile Claim