Z16.12 ICD-10-CM Code: Extended spectrum beta lactamase (ESBL) resistance
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
Z16.12Extended spectrum beta lactamase (ESBL) resistance
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where Z16.12 sits
- 1
Chapter 21
Factors influencing health status and contact with health services (Z00-Z99)
- 2
Section
Resistance to antimicrobial drugs (Z16)
- 3
Category Z16
Resistance to antimicrobial drugs
- 4
Subcategory Z16.1
Resistance to beta lactam antibiotics
- 5
Code Z16.12
Extended spectrum beta lactamase (ESBL) resistance
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for Z16.12.
Code first
No “code first” instruction is listed for Z16.12.
Use additional code
No “use additional code” instruction is listed for Z16.12.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for Z16.12.
Excludes2
Conditions not included here that may be reported separately when present.
- Methicillin resistant Staphylococcus aureus infection in diseases classified elsewhere (B95.62)
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code Z16.12 mean?
Z16.12 is the FY 2027 U.S. ICD-10-CM code for “Extended spectrum beta lactamase (ESBL) resistance.”
Is Z16.12 a billable or specific ICD-10-CM code?
Yes. In the FY 2027 reference data used on this page, Z16.12 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.
Where is Z16.12 located in ICD-10-CM?
Z16.12 is listed in Chapter 21, Factors influencing health status and contact with health services (Z00-Z99), within Resistance to antimicrobial drugs (Z16) (Z16–Z16), under category Z16, Resistance to antimicrobial drugs and subcategory Z16.1, Resistance to beta lactam antibiotics.
What coding notes are listed for Z16.12?
No inclusion terms are listed for Z16.12 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: Methicillin resistant Staphylococcus aureus infection in diseases classified elsewhere (B95.62).
Keep exploring
Related Z16.1 codes
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