Non-Billable / Non-Specific Code
ICD-10-CM T20 is the diagnosis code for Burn and corrosion of head, face, and neck. This code falls under the section "Burns and corrosions of external body surface, specified by site" within Chapter 19 â Injury, poisoning and certain other consequences of external causes (S00-T88). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions are not included in T20. If the patient has both, code each condition separately:
Understanding where T20 sits in the ICD-10-CM classification helps ensure proper coding:
No, T20 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
T20 is the ICD-10-CM diagnosis code for "Burn and corrosion of head, face, and neck". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
T20 is located in Section T20-T25 â "Burns and corrosions of external body surface, specified by site" within Chapter 19 of the ICD-10-CM Tabular List.
T20 has 8 sub-code(s) that provide more specific detail: T20.0, T20.1, T20.2, T20.3, T20.4 and more.
Use T20 when the patients documented diagnosis matches "Burn and corrosion of head, face, and neck" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Burn and corrosion of head, face, and neck is T20.
No, T20 is non-billable. Use a more specific sub-code for primary diagnosis billing.
T20 is in Chapter 19 of the ICD-10-CM Tabular List.
Yes, T20 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.