Z79.89 (Other long term (current) drug therapy) is an umbrella ICD-10-CM medical diagnosis code in the Factors influencing health status and contact with health services chapter. It identifies cases of other long term (current) drug therapy for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

Z79.89 — Other long term (current) drug therapy

Chapter Z00-Z99: Factors influencing health status and contact with health services

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Sub-codes under Z79.89

Z79.890Hormone replacement therapyZ79.891Long term (current) use of opiate analgesicZ79.899Other long term (current) drug therapy

Related diagnoses

Z79.81Lng trm (crnt) use of agnt aff estrog recpt & estrog levelsZ79.82Long term (current) use of aspirinZ79.83Long term (current) use of bisphosphonatesZ79.84Long term (current) use of oral hypoglycemic drugsZ79.85Lng trm (crnt) use injectable non-insulin antidiabetic drugs

Common questions about Z79.89 (Other long term (current) drug therapy)

What does ICD-10 code Z79.89 mean?
Z79.89 is the ICD-10-CM 2025 code for Other long term (current) drug therapy. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is Z79.89 a billable diagnosis code?
Z79.89 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under Z79.89. Browse the sub-codes listed on this page.
Which ICD-10 chapter does Z79.89 belong to?
Z79.89 belongs to the chapter "Factors influencing health status and contact with health services" (codes Z00-Z99). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Other long term (current) drug therapy?
For a plain-language explanation of Other long term (current) drug therapy, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Other long term (current) drug therapy" above to get a personalised answer.

Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗