T20
Non-billableBurn and corrosion of head, face, and neck
Burn and corrosion of head, face, and neck
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- burns and corrosions of first degree [erythema]
- burns and corrosions of second degree [blisters][epidermal loss]
- burns and corrosions of third degree [deep necrosis of underlying tissue] [full- thickness skin loss]
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
7th Character Definitions
- A - initial encounter
- D - subsequent encounter
- S - sequela
Child Codes (8)
T20.0Burn of unspecified degree of head, face, and neck
T20.1Burn of first degree of head, face, and neck
T20.2Burn of second degree of head, face, and neck
T20.3Burn of third degree of head, face, and neck
T20.4Corrosion of unspecified degree of head, face, and neck
T20.5Corrosion of first degree of head, face, and neck
T20.6Corrosion of second degree of head, face, and neck
T20.7Corrosion of third degree of head, face, and neck
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for burn and corrosion of head, face, and neck?
The ICD-10-CM code for burn and corrosion of head, face, and neck is T20. The full clinical description is "Burn and corrosion of head, face, and neck". T20 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code T20 mean?
ICD-10-CM code T20 represents “Burn and corrosion of head, face, and neck”. It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.
Is T20 a billable code?
No, T20 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 8 child codes under T20.
What chapter is T20 in?
T20 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with T20?
T20 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71).
What are the subcategories under T20?
T20 has 8 child codes, including: T20.0 (Burn of unspecified degree of head, face, and neck), T20.1 (Burn of first degree of head, face, and neck), T20.2 (Burn of second degree of head, face, and neck), T20.3 (Burn of third degree of head, face, and neck), and 4 more.
Are additional codes required with T20?
Yes, when using T20, also report: any retained foreign body, if applicable (Z18.-); code from category T31 or T32 to identify extent of body surface involved.
What are the UMLS CUIs for T20?
T20 is linked to 1 UMLS Concept Unique Identifier: C2870351. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does T20 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like burn and corrosion of head, face, and neck affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of T20?
T20 maps to the ICD-11 code: ND90.Z (Burn of head or neck except face, depth of burn unspecified).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.