Diane W. Holzum, APRN, MSN, CNSAPRN, MSN, CNSUnclaimed · claim itClinical Nurse SpecialistCape Girardeau, MO19+ 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.(573) 334-4822NPI 1831217496View Profile Claim