ICD-10-CM > Z00-Z99 > Z16-Z16 > Z16 > Z16.2 Z16.2 Resistance to other antibiotics Non-Billable/Non-Specific Codes Z16.20Resistance to unspecified antibioticZ16.21Resistance to vancomycinZ16.22Resistance to vancomycin related antibioticsZ16.23Resistance to quinolones and fluoroquinolonesZ16.24Resistance to multiple antibioticsZ16.29Resistance to other single specified antibiotic