Burn of second degree of nose (septum), initial encounter

T20.24XA is from the 2021 edition of ICD-10-CM, which is effective on October 1, 2020. T20.24XA is the American ICD-10-CM version. Other international versions of the ICD-10 code of T20.24XA may vary.

Billable 2021 ICD-10-CM Diagnosis Code


[toggle title=’Additional Details’]This code comes under Chapter 19

Chapter 19 contains the following blocks:

  • S00-S09 Injuries to the head
  • S10-S19 Injuries to the neck
  • S20-S29 Injuries to the thorax
  • S30-S39 Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals
  • S40-S49 Injuries to the shoulder and upper arm
  • S50-S59 Injuries to the elbow and forearm
  • S60-S69 Injuries to the wrist, hand and fingers
  • S70-S79 Injuries to the hip and thigh
  • S80-S89 Injuries to the knee and lower leg
  • S90-S99 Injuries to the ankle and foot
  • T07 Injuries involving multiple body regions
  • T14 Injury of unspecified body region
  • T15-T19 Effects of foreign body entering through natural orifice
  • T20-T25 Burns and corrosions of external body surface, specified by site
  • T26-T28 Burns and corrosions confined to eye and internal organs
  • T30-T32 Burns and corrosions of multiple and unspecified body regions
  • T33-T34 Frostbite
  • T36-T50 Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances
  • T51-T65 Toxic effects of substances chiefly nonmedicinal as to source
  • T66-T78 Other and unspecified effects of external causes
  • T79 Certain early complications of trauma
  • T80-T88 Complications of surgical and medical care, not elsewhere classified

Below is some additional information from Chapter 19

Injury, poisoning and certain other consequences of external causes (S00-T88)
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
Use additional code to identify any retained foreign body, if applicable (Z18.-)
Excludes1: birth trauma (P10-P15)
obstetric trauma (O70-O71).
Note: 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.[/toggle]

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