Z79.630
Billable codeLong term (current) use of alkylating agent
The ICD-10 code for long term (current) use of alkylating agent is Z79.630.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Long term (current) use of chlorambucil
- Long term (current) use of cisplatin
- Long term (current) use of cyclophosphamide
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
Associated MS-DRGs
Z79.630 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.