2020 ICD-10-CM Diagnosis Code T70.29XA

Other effects of high altitude, initial encounter

    2016 2017 2018 2019 2020 Billable/Specific Code
  • T70.29XA is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM T70.29XA became effective on October 1, 2019.
  • This is the American ICD-10-CM version of T70.29XA - other international versions of ICD-10 T70.29XA may differ.
The following code(s) above T70.29XA 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 T70.29XA:
  • S00-T88
    2020 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
  • T70.2
    ICD-10-CM Diagnosis Code T70.2

    Other and unspecified effects of high altitude

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • polycythemia due to high altitude (D75.1)
    Other and unspecified effects of high altitude
  • T70.29
    ICD-10-CM Diagnosis Code T70.29

    Other effects of high altitude

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Applicable To
    • Alpine sickness
    • Anoxia due to high altitude
    • Barotrauma NOS
    • Hypobaropathy
    • Mountain sickness
    Other effects of high altitude
ICD-10-CM T70.29XA is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 922 Other injury, poisoning and toxic effect diagnoses with mcc
  • 923 Other injury, poisoning and toxic effect diagnoses without mcc

Convert T70.29XA 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
ICD-10-CM Codes Adjacent To T70.29XA
T70.1 Sinus barotrauma
T70.1XXA …… initial encounter
T70.1XXD …… subsequent encounter
T70.1XXS …… sequela
T70.2 Other and unspecified effects of high altitude
T70.20 Unspecified effects of high altitude
T70.20XA …… initial encounter
T70.20XD …… subsequent encounter
T70.20XS …… sequela
T70.29 Other effects of high altitude
T70.29XA …… initial encounter
T70.29XD …… subsequent encounter
T70.29XS …… sequela
T70.3 Caisson disease [decompression sickness]
T70.3XXA …… initial encounter
T70.3XXD …… subsequent encounter
T70.3XXS …… sequela
T70.4 Effects of high-pressure fluids
T70.4XXA …… initial encounter
T70.4XXD …… subsequent encounter
T70.4XXS …… sequela

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