Z89.01
Header — not billableAcquired absence of thumb
The ICD-10 code for acquired absence of thumb is Z89.01.
Z89.01 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 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
- Z89.02Acquired absence of other finger(s)non-billable header
- Z89.01Acquired absence of thumbnon-billable header