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T34.821DBillableSave

T34.821D - Frostbite with tissue necrosis of right foot, subsequent encounter

ICD-10-CM Chapter 19: Injury, poisoning and certain other consequences of external causes · T33-T34 Frostbite (T33-T34) · Subcategory of T34.821 · FY2027

7th character D: subsequent encounter

Coding Guidance

7th character D: subsequent encounter.

Includes, Excludes and Coding Notes

Excludes 2 — Not Included HereFrom T33-T34 Frostbite (T33-T34)

Not part of this code; report both codes when the patient has both conditions.

  • hypothermia and other effects of reduced temperature (T68, T69.-)
Excludes 2 — Not Included HereFrom Chapter S00-T88

Not part of this code; report both codes when the patient has both conditions.

  • birth trauma (P10-P15)
  • obstetric trauma (O70-O71)
Use Additional CodeFrom Chapter S00-T88

Add a secondary code to identify the associated condition or cause when it is documented.

  • code to identify any retained foreign body, if applicable (Z18.-)
NotesFrom Chapter S00-T88

Instructional notes from the ICD-10-CM tabular list.

  • 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
  • The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.