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Z16.2

Non-billable

Resistance to other antibiotics

Z16.2 is the ICD-10-CM code for Resistance to other antibiotics. It is a non-billable category code — use a more specific child code such as Z16.20 for billing.

Status
Header (non-billable)
Chapter
Z00-Z99
Parent
Z16
Subcodes
6
Edition
FY2026

Z00-Z99 Factors influencing health status and contact with health services

No additional coding notes for this code.

Conditions mapped to this code

MedlinePlus · NIH
Antibiotics

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code Z16.2?
Z16.2 is the ICD-10-CM code for "Resistance to other antibiotics". It falls under Z00-Z99 Factors influencing health status and contact with health services.
Is Z16.2 a billable code?
No — Z16.2 is a non-billable header code. Use a more specific child code (such as Z16.20) for billing.
What are the subcodes of Z16.2?
Z16.2 has 6 more specific child codes, including Z16.20, Z16.21, Z16.22.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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