ICD-10-CM Diagnosis Code (2025)
Official Description for Z79.891
Long term (current) use of opiate analgesic
Coding Notes & Guidelines for Z79.891
Excludes1: Not Coded Here
- methodone use NOS (F11.9-)
- use of methodone for treatment of heroin addiction (F11.2-)
Inclusion Terms
Long term (current) use of methadone for pain management
Parent Code (Less Specific):
About ICD-10-CM Code Z79.891 (Long term)
ICD-10-CM code Z79.891 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM Z79.891 became effective on October 1, 2024.
This page provides detailed information about Z79.891 - Long term (current) use of opiate analgesic. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Long term.