T36.9 (Unsp systemic antibiotic) is an umbrella ICD-10-CM medical diagnosis code in the Injury, poisoning and certain other consequences of external causes chapter. Poisoning by, adverse effect of and underdosing of unspecified systemic antibiotic

ICD-10-CM · Category

T36.9 — Unsp systemic antibiotic

Poisoning by, adverse effect of and underdosing of unspecified systemic antibiotic

Chapter S00-T88: Injury, poisoning and certain other consequences of external causes

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Sub-codes under T36.9

T36.91Poisoning by unsp systemic antibiotic, accidentalT36.92Poisoning by unsp systemic antibiotic, intentional self-harmT36.93Poisoning by unspecified systemic antibiotic, assaultT36.94Poisoning by unspecified systemic antibiotic, undeterminedT36.95Adverse effect of unspecified systemic antibioticT36.96Underdosing of unspecified systemic antibiotic

Related diagnoses

T36.0PenicillinsT36.1Cephalospor/oth beta-lactm antibioticsT36.2Chloramphenicol groupT36.3MacrolidesT36.4TetracyclinesT36.5AminoglycosidesT36.6RifampicinsT36.7Antifungal antibiotics, systemically usedT36.8Systemic antibiotics

Common questions about T36.9 (Unsp systemic antibiotic)

What does ICD-10 code T36.9 mean?
T36.9 is the ICD-10-CM 2025 code for Unsp systemic antibiotic. Poisoning by, adverse effect of and underdosing of unspecified systemic antibiotic. 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 T36.9 a billable diagnosis code?
T36.9 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under T36.9. Browse the sub-codes listed on this page.
Which ICD-10 chapter does T36.9 belong to?
T36.9 belongs to the chapter "Injury, poisoning and certain other consequences of external causes" (codes S00-T88). 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 Unsp systemic antibiotic?
For a plain-language explanation of Unsp systemic antibiotic, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Unsp systemic antibiotic" 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 ↗