U.S. ICD-10-CM · FY 2027

T20 ICD-10-CM Code: Burn and corrosion of head, face, and neck

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

T20

Burn and corrosion of head, face, and neck

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where T20 sits

  1. 1

    Chapter 19

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

  2. 2

    Section

    Burns and corrosions of external body surface, specified by site (T20-T25)

  3. 3

    Category T20

    Burn and corrosion of head, face, and neck

  4. 4

    Code T20

    Burn and corrosion of head, face, and neck

More specific choices

Codes under T20

T20 is a non-billable category. Choose the child code that best matches the documented diagnosis.

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

T20.4

Corrosion of unspecified degree of head, face, and neck

T20.5

Corrosion of first degree of head, face, and neck

T20.6

Corrosion of second degree of head, face, and neck

T20.7

Corrosion of third degree of head, face, and neck

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for T20.

Code first

No “code first” instruction is listed for T20.

Use additional code

No “use additional code” instruction is listed for T20.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for T20.

Excludes2

Conditions not included here that may be reported separately when present.

  • burn and corrosion of ear drum (T28.41, T28.91)
  • burn and corrosion of eye and adnexa (T26.-)
  • burn and corrosion of mouth and pharynx (T28.0)

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code T20 mean?

T20 is the FY 2027 U.S. ICD-10-CM code for “Burn and corrosion of head, face, and neck.”

Is T20 a billable or specific ICD-10-CM code?

No. T20 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is T20 located in ICD-10-CM?

T20 is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Burns and corrosions of external body surface, specified by site (T20-T25) (T20–T25), under category T20, Burn and corrosion of head, face, and neck.

What coding notes are listed for T20?

No inclusion terms are listed for T20 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: burn and corrosion of ear drum (T28.41, T28.91); burn and corrosion of eye and adnexa (T26.-); burn and corrosion of mouth and pharynx (T28.0).

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