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ICD-10-CM Codes
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Z00-Z99
Factors influencing health status and contact with health services
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Z16-Z16
Resistance to antimicrobial drugs
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Z16-
Resistance to antimicrobial drugs
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2021 ICD-10-CM Diagnosis Code Z16.20
2021 ICD-10-CM Diagnosis Code Z16.20
Resistance to unspecified antibiotic
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- Z16.20 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2021 edition of ICD-10-CM Z16.20 became effective on October 1, 2020.
- This is the American ICD-10-CM version of Z16.20 - other international versions of ICD-10 Z16.20 may differ.
Applicable To- Resistance to antibiotics NOS
The following code(s) above
Z16.20 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
Z16.20:
Clinical Information
- The mechanisms, functions, activities, or processes exhibited by microorganisms, especially bacteria, to resist or to become tolerant to antibiotics.
ICD-10-CM Z16.20 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 867 Other infectious and parasitic diseases diagnoses with mcc
- 868 Other infectious and parasitic diseases diagnoses with cc
- 869 Other infectious and parasitic diseases diagnoses without cc/mcc
Convert Z16.20 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To Z16.20
Z15.8 Genetic susceptibility to other disease
Z15.81 Genetic susceptibility to multiple endocrine neoplasia [MEN]
Z15.89 Genetic susceptibility to other disease
Z16 Resistance to antimicrobial drugs
Z16.1 Resistance to beta lactam antibiotics
Z16.10 Resistance to unspecified beta lactam antibiotics
Z16.11 Resistance to penicillins
Z16.12 Extended spectrum beta lactamase (ESBL) resistance
Z16.19 Resistance to other specified beta lactam antibiotics
Z16.2 Resistance to other antibiotics
Z16.20
Resistance to unspecified antibiotic
Z16.21 Resistance to vancomycin
Z16.22 Resistance to vancomycin related antibiotics
Z16.23 Resistance to quinolones and fluoroquinolones
Z16.24 Resistance to multiple antibiotics
Z16.29 Resistance to other single specified antibiotic
Z16.3 Resistance to other antimicrobial drugs
Z16.30 Resistance to unspecified antimicrobial drugs
Z16.31 Resistance to antiparasitic drug(s)
Z16.32 Resistance to antifungal drug(s)
Z16.33 Resistance to antiviral drug(s)
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.