2023 ICD-10-CM Diagnosis Code T79.4XXA

Traumatic shock, initial encounter

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • T79.4XXA is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM T79.4XXA became effective on October 1, 2022.
  • This is the American ICD-10-CM version of T79.4XXA - other international versions of ICD-10 T79.4XXA may differ.
The following code(s) above T79.4XXA 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 T79.4XXA:
  • 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
  • T79
    ICD-10-CM Diagnosis Code T79

    Certain early complications of trauma, not elsewhere classified

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • acute respiratory distress syndrome (J80)
    • complications occurring during or following medical procedures (T80-T88)
    • complications of surgical and medical care NEC (T80-T88)
    • newborn respiratory distress syndrome (P22.0)
    Certain early complications of trauma, not elsewhere classified
  • T79.4
    ICD-10-CM Diagnosis Code T79.4

    Traumatic shock

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Applicable To
    • Shock (immediate) (delayed) following injury
    Type 1 Excludes
    • anaphylactic shock due to adverse food reaction (T78.0-)
    • anaphylactic shock due to correct medicinal substance properly administered (T88.6)
    • anaphylactic shock due to serum (T80.5-)
    • anaphylactic shock NOS (T78.2)
    • electric shock (T75.4)
    • nontraumatic shock NEC (R57.-)
    • obstetric shock (O75.1)
    • postprocedural shock (T81.1-)
    • septic shock (R65.21)
    • shock complicating abortion or ectopic or molar pregnancy (O00-O07, O08.3)
    • shock due to anesthesia (T88.2)
    • shock due to lightning (T75.01)
    • shock NOS (R57.9)
    Traumatic shock
Approximate Synonyms
  • Traumatic shock
ICD-10-CM T79.4XXA is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems
  • 922 Other injury, poisoning and toxic effect diagnoses with mcc
  • 923 Other injury, poisoning and toxic effect diagnoses without mcc
  • 963 Other multiple significant trauma with mcc
  • 964 Other multiple significant trauma with cc
  • 965 Other multiple significant trauma without cc/mcc

Convert T79.4XXA to ICD-9-CM

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 T79.4XXA
T79.0XXS …… sequela
T79.1 Fat embolism (traumatic)
T79.1XXA …… initial encounter
T79.1XXD …… subsequent encounter
T79.1XXS …… sequela
T79.2 Traumatic secondary and recurrent hemorrhage and seroma
T79.2XXA …… initial encounter
T79.2XXD …… subsequent encounter
T79.2XXS …… sequela
T79.4 Traumatic shock
T79.4XXA …… initial encounter
T79.4XXD …… subsequent encounter
T79.4XXS …… sequela
T79.5 Traumatic anuria
T79.5XXA …… initial encounter
T79.5XXD …… subsequent encounter
T79.5XXS …… sequela
T79.6 Traumatic ischemia of muscle
T79.6XXA …… initial encounter
T79.6XXD …… subsequent encounter
T79.6XXS …… sequela

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