T25.492
⚠ Non-billable
Corrosion of unspecified degree of multiple sites of left ankle and foot
ICD-10-CM · FY2026 · Injury, Poisoning and Certain Other Consequences of External Causes
Code
T25.492
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 T25.492?
ICD-10-CM code T25.492 represents Corrosion of unspecified degree of multiple sites of left ankle and foot. 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 T25.492 billable?
No. T25.492 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is T25.492 in?
T25.492 belongs to the Injury, Poisoning and Certain Other Consequences of External Causes chapter (S00–T88) of ICD-10-CM.
Related codes in the T25 category
T25
Burn and corrosion of ankle and foot
Non-billable
T25.0
Burn of unspecified degree of ankle and foot
Non-billable
T25.1
Burn of first degree of ankle and foot
Non-billable
T25.2
Burn of second degree of ankle and foot
Non-billable
T25.3
Burn of third degree of ankle and foot
Non-billable
T25.4
Corrosion of unspecified degree of ankle and foot
Non-billable
T25.5
Corrosion of first degree of ankle and foot
Non-billable
T25.6
Corrosion of second degree of ankle and foot
Non-billable
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