Z16.1
Header — not billableResistance to beta lactam antibiotics
The ICD-10 code for resistance to beta lactam antibiotics is Z16.1.
Z16.1 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 5 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- Z16.2Resistance to other antibioticsnon-billable header
- Z16.3Resistance to other antimicrobial drugsnon-billable header
- Z16.1Resistance to beta lactam antibioticsnon-billable header