2023 ICD-10-CM Diagnosis Code T36

Poisoning by, adverse effect of and underdosing of systemic antibiotics

    2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
  • T36 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • Short description: Systemic antibiotics
  • The 2023 edition of ICD-10-CM T36 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of T36 - other international versions of ICD-10 T36 may differ.
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as T36. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • antineoplastic antibiotics (
    ICD-10-CM Diagnosis Code T45.1

    Poisoning by, adverse effect of and underdosing of antineoplastic and immunosuppressive drugs

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • poisoning by, adverse effect of and underdosing of tamoxifen (T38.6)
    T45.1-
    )
  • locally applied antibiotic NEC (
    ICD-10-CM Diagnosis Code T49.0

    Poisoning by, adverse effect of and underdosing of local antifungal, anti-infective and anti-inflammatory drugs

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    T49.0
    )
  • topically used antibiotic for ear, nose and throat (
    ICD-10-CM Diagnosis Code T49.6

    Poisoning by, adverse effect of and underdosing of otorhinolaryngological drugs and preparations

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    T49.6
    )
  • topically used antibiotic for eye (
    ICD-10-CM Diagnosis Code T49.5

    Poisoning by, adverse effect of and underdosing of ophthalmological drugs and preparations

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    T49.5
    )
The following code(s) above T36 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to T36:
  • S00-T88
    2023 ICD-10-CM Range S00-T88

    Injury, poisoning and certain other consequences of external causes

    Note
    • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
    Type 1 Excludes
    Use Additional
    • code to identify any retained foreign body, if applicable (Z18.-)
    Injury, poisoning and certain other consequences of external causes
  • T36-T50
    2023 ICD-10-CM Range T36-T50

    Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances

    Code First
    • , for adverse effects, the nature of the adverse effect, such as:
    • adverse effect NOS (T88.7)
    • aspirin gastritis (K29.-)
    • blood disorders (D56-D76)
    • contact dermatitis (L23-L25)
    • dermatitis due to substances taken internally (L27.-)
    • nephropathy (N14.0-N14.2)
    Includes
    • adverse effect of correct substance properly administered
    • poisoning by overdose of substance
    • poisoning by wrong substance given or taken in error
    • underdosing by (inadvertently) (deliberately) taking less substance than prescribed or instructed
    Note
    • The drug giving rise to the adverse effect should be identified by use of codes from categories T36-T50 with fifth or sixth character 5.
    Type 1 Excludes
    • toxic reaction to local anesthesia in pregnancy (O29.3-)
    Type 2 Excludes
    • abuse and dependence of psychoactive substances (F10-F19)
    • abuse of non-dependence-producing substances (F55.-)
    • immunodeficiency due to drugs (D84.821)
    • drug reaction and poisoning affecting newborn (P00-P96)
    • pathological drug intoxication (inebriation) (F10-F19)
    Use Additional
    • code(s) to specify:
    • manifestations of poisoning
    • underdosing or failure in dosage during medical and surgical care (Y63.6, Y63.8-Y63.9)
    • underdosing of medication regimen (Z91.12-, Z91.13-)
    Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
ICD-10-CM Codes Adjacent To T36
T34.839S …… sequela
T34.9 Frostbite with tissue necrosis of other and unspecified sites
T34.90 Frostbite with tissue necrosis of unspecified sites
T34.90XA …… initial encounter
T34.90XD …… subsequent encounter
T34.90XS …… sequela
T34.99 Frostbite with tissue necrosis of other sites
T34.99XA …… initial encounter
T34.99XD …… subsequent encounter
T34.99XS …… sequela
T36 Poisoning by, adverse effect of and underdosing of systemic antibiotics
T36.0 Poisoning by, adverse effect of and underdosing of penicillins
T36.0X Poisoning by, adverse effect of and underdosing of penicillins
T36.0X1 Poisoning by penicillins, accidental (unintentional)
T36.0X1A …… initial encounter
T36.0X1D …… subsequent encounter
T36.0X1S …… sequela
T36.0X2 Poisoning by penicillins, intentional self-harm
T36.0X2A …… initial encounter
T36.0X2D …… subsequent encounter
T36.0X2S …… sequela

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.