Z79 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Long term (current) drug therapy.
Includes
Long term (current) drug use for prophylactic purposes
Code also
Any therapeutic drug level monitoring (Z51.81)
Type 2 excludes
Drug abuse and dependence (F11-F19)
Drug use complicating pregnancy, childbirth, and the puerperium (O99.32-)
Codes
Z79.0
Long term (current) use of anticoagulants and antithrombotics/antiplatelets
Z79.1
Long term (current) use of non-steroidal anti-inflammatories (NSAID)
Z79.2
Long term (current) use of antibiotics
Z79.3
Long term (current) use of hormonal contraceptives
Z79.4
Long term (current) use of insulin
Z79.5
Long term (current) use of steroids
Z79.6
Long term (current) use of immunomodulators and immunosuppressants
Z79.8
Other long term (current) drug therapy
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
Code changed
Type 2 excludes
drug abuse and dependence (F11-F19)drug use complicating pregnancy, childbirth, and the puerperium (O99.32-)long term (current) use of oral antidiabetic drugs (Z79.84)long term (current) use of oral hypoglycemic drugs (Z79.84)
- drug abuse and dependence (F11-F19)
- drug use complicating pregnancy, childbirth, and the puerperium (O99.32-)
2020
No changes
2019
No changes
2018
No changes
2017
Code changed
Type 2 excludes
drug abuse and dependence (F11-F19)drug use complicating pregnancy, childbirth, and the puerperium (O99.32-)
- drug abuse and dependence (F11-F19)
- drug use complicating pregnancy, childbirth, and the puerperium (O99.32-)
- long term (current) use of oral antidiabetic drugs (Z79.84)
- long term (current) use of oral hypoglycemic drugs (Z79.84)
2016
New code