ICD-10-CM code "T20.40": Corrosion of unspecified degree of head, face, and neck, unspecified site (2024)

Overview

ICD-10 CodeT20.40
DescriptionCorrosion of unspecified degree of head, face, and neck, unspecified site
Hierarchy
  1. Injury, poisoning and certain other consequences of external causes (S00-T88)
  2. Burns and corrosions of external body surface, specified by site (T20-T25)
  3. Burn and corrosion of head, face, and neck (T20)
  4. Corrosion of unspecified degree of head, face, and neck (T20.4)
  5. Corrosion of unspecified degree of head, face, and neck, unspecified site (T20.40)
Billable statusICD-10-CM Billable code

Excludes

  1. Injury, poisoning and certain other consequences of external causes (S00-T88)

    Type 1birth trauma (P10-P15)

    Type 1obstetric trauma (O70-O71)

  2. Burns and corrosions of external body surface, specified by site (T20-T25)
  3. Burn and corrosion of head, face, and neck (T20)

    Type 2burn and corrosion of ear drum (T28.41, T28.91)

    Type 2burn and corrosion of eye and adnexa (T26.-)

    Type 2burn and corrosion of mouth and pharynx (T28.0)

  4. Corrosion of unspecified degree of head, face, and neck (T20.4)
  5. Corrosion of unspecified degree of head, face, and neck, unspecified site (T20.40)

Includes

  1. Injury, poisoning and certain other consequences of external causes (S00-T88)
  2. Burns and corrosions of external body surface, specified by site (T20-T25)

    Includesburns and corrosions of first degree [erythema]

    Includesburns and corrosions of second degree [blisters][epidermal loss]

    Includesburns and corrosions of third degree [deep necrosis of underlying tissue] [full- thickness skin loss]

  3. Burn and corrosion of head, face, and neck (T20)
  4. Corrosion of unspecified degree of head, face, and neck (T20.4)
  5. Corrosion of unspecified degree of head, face, and neck, unspecified site (T20.40)