Z79.63 (Long term (current) use of chemotherapeutic agent) 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 long term (current) use of chemotherapeutic agent for clinical documentation, billing and epidemiological t

ICD-10-CM · Category

Z79.63 — Long term (current) use of chemotherapeutic agent

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

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Sub-codes under Z79.63

Z79.630Long term (current) use of alkylating agentZ79.631Long term (current) use of antimetabolite agentZ79.632Long term (current) use of antitumor antibioticZ79.633Long term (current) use of mitotic inhibitorZ79.634Long term (current) use of topoisomerase inhibitor

Related diagnoses

Z79.60Lng trm (crnt) use unsp immunomodulator & immunosuppressantZ79.61Long term (current) use of immunomodulatorZ79.62Long term (current) use of immunosuppressantZ79.64Long term (current) use of myelosuppressive agentZ79.69Lng trm (crnt) use of immunomodulator & immunosuppressant

Common questions about Z79.63 (Long term (current) use of chemotherapeutic agent)

What does ICD-10 code Z79.63 mean?
Z79.63 is the ICD-10-CM 2025 code for Long term (current) use of chemotherapeutic agent. 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 Z79.63 a billable diagnosis code?
Z79.63 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under Z79.63. Browse the sub-codes listed on this page.
Which ICD-10 chapter does Z79.63 belong to?
Z79.63 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 Long term (current) use of chemotherapeutic agent?
For a plain-language explanation of Long term (current) use of chemotherapeutic agent, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Long term (current) use of chemotherapeutic agent" 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 ↗