All ICD10 Codes

Z16

Non-Billable
ChapterZ00–Z99
Rankcategory
Official Description

Resistance to antimicrobial drugs

Use a more specific code (0 billable, 3 non-billable)
Z16.1Resistance to beta lactam antibioticshas subcodesZ16.2Resistance to other antibioticshas subcodesZ16.3Resistance to other antimicrobial drugshas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • Methicillin resistant Staphylococcus aureus infection (A49.02)
  • Methicillin resistant Staphylococcus aureus pneumonia (J15.212)
  • Sepsis due to Methicillin resistant Staphylococcus aureus (A41.02)
Code First
  • the infection

Clinical Hierarchy

BillableHas subcodes
CH21Factors influencing health status and contact with health services (Z00-Z99)
Z16Resistance to antimicrobial drugsNot billable
Z16.1Resistance to beta lactam antibioticsSubcodes
Z16.2Resistance to other antibioticsSubcodes
Z16.3Resistance to other antimicrobial drugsSubcodes

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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