Is Z79.81 a billable code?
No. Z79.81 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
Z79.81: Long term (current) use of agents affecting estrogen receptors and estrogen levels
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
Z79.81 groups related diagnoses under long term (current) use of agents affecting estrogen receptors and estrogen levels. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under Z79.81
- Z79.810Long term (current) use of selective estrogen receptor modulators (SERMs)
- Z79.811Long term (current) use of aromatase inhibitors
- Z79.818Long term (current) use of other agents affecting estrogen receptors and estrogen levels
Other codes in Z79.8 Other long term (current) drug therapy
Z79.81 questions
What does Z79.81 mean?
Z79.81 is the ICD-10-CM code for Long term (current) use of agents affecting estrogen receptors and estrogen levels. 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.