Is Z79.89 a billable code?
No. Z79.89 is a header code that groups 3 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
Z79.89: Other long term (current) drug therapy
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
Z79.89 groups related diagnoses under other long term (current) drug therapy. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under Z79.89
- Z79.890Hormone replacement therapy
- Z79.891Long term (current) use of opiate analgesic
- Z79.899Other long term (current) drug therapy
Other codes in Z79.8 Other long term (current) drug therapy
- Z79.81Long term (current) use of agents affecting estrogen receptors and estrogen levelsheader
- Z79.82Long term (current) use of aspirin
- Z79.83Long term (current) use of bisphosphonates
- Z79.84Long term (current) use of oral hypoglycemic drugs
- Z79.85Long-term (current) use of injectable non-insulin antidiabetic drugs
Z79.89 questions
What does Z79.89 mean?
Z79.89 is the ICD-10-CM code for Other long term (current) drug therapy. It is in chapter 22, Factors influencing health status and contact with health services (Z00-Z99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.