2017/18 ICD-10-CM Diagnosis Code T34.521A

Frostbite with tissue necrosis of right hand, initial encounter

The following code(s) above T34.521A 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 T34.521A:
  • S00-T88
    2018 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
  • T33-T34
    2018 ICD-10-CM Range T33-T34

    Frostbite

    Type 2 Excludes
    • hypothermia and other effects of reduced temperature (T68, T69.-)
    Frostbite
  • T34.52
    ICD-10-CM Diagnosis Code T34.52

    Frostbite with tissue necrosis of hand

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • frostbite with tissue necrosis of finger(s) (T34.53-)
    Frostbite with tissue necrosis of hand
Approximate Synonyms ICD-10-CM T34.521A is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert T34.521A to ICD-9-CM

Code History
ICD-10-CM Codes Adjacent To T34.521A
T34.512 Frostbite with tissue necrosis of left wrist
T34.512A …… initial encounter
T34.512D …… subsequent encounter
T34.512S …… sequela
T34.519 Frostbite with tissue necrosis of unspecified wrist
T34.519A …… initial encounter
T34.519D …… subsequent encounter
T34.519S …… sequela
T34.52 Frostbite with tissue necrosis of hand
T34.521 Frostbite with tissue necrosis of right hand
T34.521A …… initial encounter
T34.521D …… subsequent encounter
T34.521S …… sequela
T34.522 Frostbite with tissue necrosis of left hand
T34.522A …… initial encounter
T34.522D …… subsequent encounter
T34.522S …… sequela
T34.529 Frostbite with tissue necrosis of unspecified hand
T34.529A …… initial encounter
T34.529D …… subsequent encounter
T34.529S …… sequela

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