2023

  1. ICD-10-CM Codes
    2. ›
  2. S00-T88
    3. ›
  3. T66-T78
    4. ›
  4. T67-
    5. ›
  5. 2023 ICD-10-CM Diagnosis Code T67.01

2023 ICD-10-CM Diagnosis Code T67.01

Heatstroke and sunstroke

    2020 - New Code 2021 2022 2023 Non-Billable/Non-Specific Code
  • T67.01 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2023 edition of ICD-10-CM T67.01 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of T67.01 - other international versions of ICD-10 T67.01 may differ.
Applicable To
  • Heat apoplexy
  • Heat pyrexia
  • Siriasis
  • Thermoplegia
The following code(s) above T67.01 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 T67.01:
  • 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
  • T67
    ICD-10-CM Diagnosis Code T67

    Effects of heat and light

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • erythema [dermatitis] ab igne (L59.0)
    • malignant hyperpyrexia due to anesthesia (T88.3)
    • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
    Type 2 Excludes
    Effects of heat and light
  • T67.0
    ICD-10-CM Diagnosis Code T67.0

    Heatstroke and sunstroke

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Use Additional
    • code(s) to identify any associated complications of heatstroke, such as:
    • coma and stupor (R40.-)
    • rhabdomyolysis (M62.82)
    • systemic inflammatory response syndrome (R65.1-)
    Heatstroke and sunstroke
Code History
  • 2020 (effective 10/1/2019): New code
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to T67.01:
  • Apoplexia, apoplexy, apoplectic
    • heat T67.01
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) R50.9
    ICD-10-CM Diagnosis Code R50.9

    Fever, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Fever NOS
    • Fever of unknown origin [FUO]
    • Fever with chills
    • Fever with rigors
    • Hyperpyrexia NOS
    • Persistent fever
    • Pyrexia NOS
    • due to
      • heat T67.01
    • heat T67.01 (effects)
    • thermic T67.01
  • Heat (effects) T67.9
    ICD-10-CM Diagnosis Code T67.9

    Effect of heat and light, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    • stroke T67.01
    • apoplexy T67.01
    • fever T67.01
    • hyperpyrexia T67.01
    • pyrexia T67.01
  • Hyperpyrexia R50.9
    ICD-10-CM Diagnosis Code R50.9

    Fever, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Fever NOS
    • Fever of unknown origin [FUO]
    • Fever with chills
    • Fever with rigors
    • Hyperpyrexia NOS
    • Persistent fever
    • Pyrexia NOS
    • heat T67.01 (effects)
  • Ictus solaris, solis T67.01
  • Insolation T67.01 (sunstroke)
  • Pyrexia (of unknown origin) R50.9
    ICD-10-CM Diagnosis Code R50.9

    Fever, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Fever NOS
    • Fever of unknown origin [FUO]
    • Fever with chills
    • Fever with rigors
    • Hyperpyrexia NOS
    • Persistent fever
    • Pyrexia NOS
    • atmospheric T67.01
    • heat T67.01
  • Siriasis T67.01
  • Stroke (apoplectic) (brain) (embolic) (ischemic) (paralytic) (thrombotic) I63.9
    ICD-10-CM Diagnosis Code I63.9

    Cerebral infarction, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Stroke NOS
    Type 2 Excludes
    • transient cerebral ischemic attacks and related syndromes (G45.-)
  • Sunstroke T67.01
  • Thermoplegia T67.01

ICD-10-CM Codes Adjacent To T67.01
T65.94 Toxic effect of unspecified substance, undetermined
T65.94XA …… initial encounter
T65.94XD …… subsequent encounter
T65.94XS …… sequela
T66 Radiation sickness, unspecified
T66.XXXA Radiation sickness, unspecified, initial encounter
T66.XXXD Radiation sickness, unspecified, subsequent encounter
T66.XXXS Radiation sickness, unspecified, sequela
T67 Effects of heat and light
T67.0 Heatstroke and sunstroke
T67.01 Heatstroke and sunstroke
T67.01XA …… initial encounter
T67.01XD …… subsequent encounter
T67.01XS …… sequela
T67.02 Exertional heatstroke
T67.02XA …… initial encounter
T67.02XD …… subsequent encounter
T67.02XS …… sequela
T67.09 Other heatstroke and sunstroke
T67.09XA …… initial encounter
T67.09XD …… subsequent encounter

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

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