Z79 ICD-10-CM Code: Long term (current) drug therapy
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
Z79Long term (current) drug therapy
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where Z79 sits
- 1
Chapter 21
Factors influencing health status and contact with health services (Z00-Z99)
- 2
Section
Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
- 3
Category Z79
Long term (current) drug therapy
- 4
Code Z79
Long term (current) drug therapy
More specific choices
Codes under Z79
Z79 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Z79.0Long term (current) use of anticoagulants and antithrombotics/antiplatelets
Z79.1Long term (current) use of non-steroidal anti-inflammatories (NSAID)
Z79.2Long term (current) use of antibiotics
Z79.3Long term (current) use of hormonal contraceptives
Z79.4Long term (current) use of insulin
Z79.5Long term (current) use of steroids
Z79.6Long term (current) use of immunomodulators and immunosuppressants
Z79.8Other long term (current) drug therapy
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for Z79.
Code first
No “code first” instruction is listed for Z79.
Use additional code
No “use additional code” instruction is listed for Z79.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for Z79.
Excludes2
Conditions not included here that may be reported separately when present.
- drug abuse and dependence (F11-F19)
- drug use complicating pregnancy, childbirth, and the puerperium (O99.32-)
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code Z79 mean?
Z79 is the FY 2027 U.S. ICD-10-CM code for “Long term (current) drug therapy.”
Is Z79 a billable or specific ICD-10-CM code?
No. Z79 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is Z79 located in ICD-10-CM?
Z79 is listed in Chapter 21, Factors influencing health status and contact with health services (Z00-Z99), within Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99) (Z77–Z99), under category Z79, Long term (current) drug therapy.
What coding notes are listed for Z79?
No inclusion terms are listed for Z79 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: drug abuse and dependence (F11-F19); drug use complicating pregnancy, childbirth, and the puerperium (O99.32-).
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