Z16.2 – Resistance to other antibiotics
ICD-10-CM 2027 diagnosis code · Resistance to antimicrobial drugs (Z16)
ICD-10-CM code
Z16.2
- Code
Z16.2(claims format:Z162)- Description
- Resistance to other antibiotics
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 21. Factors influencing health status and contact with health services (Z00-Z99)
- Block
- Z16 Resistance to antimicrobial drugs (Z16)
- Parent codes
- Z16
Billable codes under Z16.2
Z16.2 is a header code and cannot be used on claims. Choose the most specific code:
- Z16.20 – Resistance to unspecified antibioticBillable
- Z16.21 – Resistance to vancomycinBillable
- Z16.22 – Resistance to vancomycin related antibioticsBillable
- Z16.23 – Resistance to quinolones and fluoroquinolonesBillable
- Z16.24 – Resistance to multiple antibioticsBillable
- Z16.29 – Resistance to other single specified antibioticBillable
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Z16 – Resistance to antimicrobial drugs
Excludes1 (not coded here):
Code first:
- the infection
Notes:
- The codes in this category are provided for use as additional codes to identify the resistance and non-responsiveness of a condition to antimicrobial drugs.
Related codes in Z16
Frequently asked questions
What is ICD-10 code Z16.2?
Z16.2 is the ICD-10-CM code for resistance to other antibiotics, in the block Z16 (Resistance to antimicrobial drugs (Z16)).
Is Z16.2 a billable code?
No. Z16.2 is a header code with more specific child codes; report one of the billable codes listed above.
What category does Z16.2 belong to?
It belongs to category Z16 – Resistance to antimicrobial drugs.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.