Crystal M. Zabka Belsky, RD, LMNTRD, LMNTUnclaimed · claim itRegistered Dietitian /…Gretna, NE19+ 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.(402) 730-6190NPI 1851597082View Profile Claim