T20 ICD-10-CM Code: Burn and corrosion of head, face, and neck
T20 isn’t billable on its own. Choose one of the 264 billable codes beneath it, the one the documentation supports.
Official description
T20Burn and corrosion of head, face, and neck
ICD-10-CM diagnosis code · United States clinical modification
Billable codes under T20
T20 holds 264 billable codes. Open the group that matches the documentation to choose one.
T20.0Burn of unspecified degree of head, face, and neck (33 billable codes)T20.1Burn of first degree of head, face, and neck (33 billable codes)T20.2Burn of second degree of head, face, and neck (33 billable codes)T20.3Burn of third degree of head, face, and neck (33 billable codes)T20.4Corrosion of unspecified degree of head, face, and neck (33 billable codes)T20.5Corrosion of first degree of head, face, and neck (33 billable codes)T20.6Corrosion of second degree of head, face, and neck (33 billable codes)T20.7Corrosion of third degree of head, face, and neck (33 billable codes)Where T20 sits
- 1
Chapter 19
Injury, poisoning and certain other consequences of external causes (S00-T88)
- 2
Section
Burns and corrosions of external body surface, specified by site (T20-T25)
- 3
Category T20
Burn and corrosion of head, face, and neck
- 4
Code T20
Burn and corrosion of head, face, and neck
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)
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.
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 264 billable codes beneath it 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).