T24.50
⚠ Non-billable
Corrosion of first degree of unspecified site of lower limb, except ankle and foot
ICD-10-CM · FY2026 · Injury, Poisoning and Certain Other Consequences of External Causes
Code
T24.50
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 T24.50?
ICD-10-CM code T24.50 represents Corrosion of first degree of unspecified site of lower limb, except 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 T24.50 billable?
No. T24.50 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is T24.50 in?
T24.50 belongs to the Injury, Poisoning and Certain Other Consequences of External Causes chapter (S00–T88) of ICD-10-CM.
Related codes in the T24 category
T24
Burn and corrosion of lower limb, except ankle and foot
Non-billable
T24.0
Burn of unspecified degree of lower limb, except ankle and foot
Non-billable
T24.1
Burn of first degree of lower limb, except ankle and foot
Non-billable
T24.2
Burn of second degree of lower limb, except ankle and foot
Non-billable
T24.3
Burn of third degree of lower limb, except ankle and foot
Non-billable
T24.4
Corrosion of unspecified degree of lower limb, except ankle and foot
Non-billable
T24.5
Corrosion of first degree of lower limb, except ankle and foot
Non-billable
T24.6
Corrosion of second degree of lower limb, except ankle and foot
Non-billable
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