ICD-10-CM category
Z16
Z16 is a category, not a billable code. Report one of the 19 complete codes below (category title not published in the source file).
Codes in Z16
- Z16.10Resistance to unspecified beta lactam antibiotics
- Z16.11Resistance to penicillins
- Z16.12Extended spectrum beta lactamase (ESBL) resistance
- Z16.13Resistance to carbapenem
- Z16.19Resistance to other specified beta lactam antibiotics
- Z16.20Resistance to unspecified antibiotic
- Z16.21Resistance to vancomycin
- Z16.22Resistance to vancomycin related antibiotics
- Z16.23Resistance to quinolones and fluoroquinolones
- Z16.24Resistance to multiple antibiotics
- Z16.29Resistance to other single specified antibiotic
- Z16.30Resistance to unspecified antimicrobial drugs
- Z16.31Resistance to antiparasitic drug(s)
- Z16.32Resistance to antifungal drug(s)
- Z16.33Resistance to antiviral drug(s)
- Z16.341Resistance to single antimycobacterial drug
- Z16.342Resistance to multiple antimycobacterial drugs
- Z16.35Resistance to multiple antimicrobial drugs
- Z16.39Resistance to other specified antimicrobial drug
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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