Billable / Specific Code
ICD-10-CM T25.791 is the diagnosis code for Corrosion of third degree of multiple sites of right ankle and foot. This code falls under the section "Burns and corrosions of external body surface, specified by site" within Chapter 19 — Injury, poisoning and certain other consequences of external causes (S00-T88). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where T25.791 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, T25.791 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
T25.791 is the ICD-10-CM diagnosis code for "Corrosion of third degree of multiple sites of right ankle and foot". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of T25.791 is T25.79 ("Corrosion of third degree of multiple sites of ankle and foot"). T25.791 provides a more specific classification within this category.
T25.791 is located in Section T20-T25 — "Burns and corrosions of external body surface, specified by site" within Chapter 19 of the ICD-10-CM Tabular List.
T25.791 has 1918 sub-code(s) that provide more specific detail: A00, A01, A02, A03, A04 and more.
Use T25.791 when the patients documented diagnosis matches "Corrosion of third degree of multiple sites of right ankle and foot" 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 Corrosion of third degree of multiple sites of right ankle and foot is T25.791.
Yes, T25.791 can be used as a primary diagnosis code since it is billable and specific.
T25.791 is in Chapter 19 of the ICD-10-CM Tabular List.
Yes, T25.791 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.