T20.312
⚠ Non-billable
Burn of third degree of left ear [any part, except ear drum]
ICD-10-CM · FY2026 · Injury, Poisoning and Certain Other Consequences of External Causes
Code
T20.312
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Injury, Poisoning and Certain Other Consequences of External Causes
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code T20.312?
ICD-10-CM code T20.312 represents Burn of third degree of left ear [any part, except ear drum]. It is a non-billable header code requiring a more specific subcategory in the Injury, Poisoning and Certain Other Consequences of External Causes chapter, effective October 1, 2025 – September 30, 2026.
Is T20.312 billable?
No. T20.312 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is T20.312 in?
T20.312 belongs to the Injury, Poisoning and Certain Other Consequences of External Causes chapter (S00–T88) of ICD-10-CM.
Related codes in the T20 category
T20
Burn and corrosion of head, face, and neck
Non-billable
T20.0
Burn of unspecified degree of head, face, and neck
Non-billable
T20.1
Burn of first degree of head, face, and neck
Non-billable
T20.2
Burn of second degree of head, face, and neck
Non-billable
T20.3
Burn of third degree of head, face, and neck
Non-billable
T20.4
Corrosion of unspecified degree of head, face, and neck
Non-billable
T20.5
Corrosion of first degree of head, face, and neck
Non-billable
T20.6
Corrosion of second degree of head, face, and neck
Non-billable
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