Z79.890
Billable codeHormone replacement therapy
The ICD-10 code for hormone replacement therapy is Z79.890.
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
- Z79.891Long term (current) use of opiate analgesic
- Z79.899Other long term (current) drug therapy
- Z79.890Hormone replacement therapy
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- V074
Associated MS-DRGs
Z79.890 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.