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T36

Non-billable

Poisoning by, adverse effect of and underdosing of systemic antibiotics

T36 is the ICD-10-CM code for Poisoning by, adverse effect of and underdosing of systemic antibiotics. It is a non-billable category code — use a more specific child code such as T36.0 for billing.

Status
Header (non-billable)
Chapter
S00-T88
Subcodes
11
Edition
FY2026

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

Excludes1 — not coded here

  • •antineoplastic antibiotics (T45.1-)
  • •locally applied antibiotic NEC (T49.0)
  • •topically used antibiotic for ear, nose and throat (T49.6)
  • •topically used antibiotic for eye (T49.5)

Frequently asked questions

What is ICD-10 code T36?
T36 is the ICD-10-CM code for "Poisoning by, adverse effect of and underdosing of systemic antibiotics". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T36 a billable code?
No — T36 is a non-billable header code. Use a more specific child code (such as T36.0) for billing.
What are the subcodes of T36?
T36 has 11 more specific child codes, including T36.0, T36.1, T36.2.
What is excluded from T36?
Excludes1 (not coded here): antineoplastic antibiotics (T45.1-); locally applied antibiotic NEC (T49.0); topically used antibiotic for ear, nose and throat (T49.6); topically used antibiotic for eye (T49.5).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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