Z16.21

The ICD-10-CM code for resistance to vancomycin is Z16.21. The full clinical description is "Resistance to vancomycin". Z16.21 is a billable/specific code that can be used on insurance claims and medical billing.

ICD-10-CM code Z16.21 represents “Resistance to vancomycin”. It is classified under Chapter 22: Factors Influencing Health Status and Contact With Health Services and is a billable/specific code that can be used on a claim.

Yes, Z16.21 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

Z16.21 is in Chapter 22: Factors Influencing Health Status and Contact With Health Services (codes Z00-Z99).

Z16.21 has Excludes1 notes indicating codes that cannot be used together with it, including: Methicillin resistant Staphylococcus aureus infection (A49.02); Methicillin resistant Staphylococcus aureus pneumonia (J15.212); Sepsis due to Methicillin resistant Staphylococcus aureus (A41.02).

Z16.21 maps to 11 SNOMED CT concepts: 406603008, 404678001, 406574007, 406607009, 406604002, and 6 more. SNOMED CT is a clinical terminology used in electronic health records.

Z16.21 is linked to 1 UMLS Concept Unique Identifier: C3265908. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like resistance to vancomycin affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.

There is no direct ICD-11 mapping available for Z16.21 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.