T33.8

Non-billable

Superficial frostbite of ankle, foot, and toe(s)

T33.8 is the ICD-10-CM code for Superficial frostbite of ankle, foot, and toe(s). It is a non-billable category code — use a more specific child code such as T33.81 for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T33
Subcodes
3
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

What this means — in plain language

MedlinePlus · NIH

Frostbite is an injury to the body that is caused by freezing. It most often affects the nose, ears, cheeks, chin, fingers, or toes. Frostbite can permanently damage the body, and severe cases can lead to amputation . If you have frostbite, the skin in that area may turn white or grayish-yellow. It may feel firm or waxy when you touch it. The area will also feel numb. If you have symptoms of frostbite, seek medical…

Read more about Frostbite at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Frequently asked questions

What is ICD-10 code T33.8?
T33.8 is the ICD-10-CM code for "Superficial frostbite of ankle, foot, and toe(s)". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T33.8 a billable code?
No — T33.8 is a non-billable header code. Use a more specific child code (such as T33.81) for billing.
What are the subcodes of T33.8?
T33.8 has 3 more specific child codes, including T33.81, T33.82, T33.83.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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