T32.3

⚠ Non-billable (Header)

Corrosions involving 30-39% of body surface

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

⚠️ This is a category header code — not billable. Use a more specific child code below.

✓ No additional coding notes for T32.3

Child Codes (4)

T32.30Corrosions involving 30-39% of body surface with 0% to 9% third degree corrosion✓ Billable T32.31Corrosions involving 30-39% of body surface with 10-19% third degree corrosion✓ Billable T32.32Corrosions involving 30-39% of body surface with 20-29% third degree corrosion✓ Billable T32.33Corrosions involving 30-39% of body surface with 30-39% third degree corrosion✓ Billable

Clinical Description

ICD-10-CM code T32.3 represents corrosions involving 30-39% of body surface. This code falls under the Injury, poisoning and certain other consequences of external causes (S00-T88) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.

This is a 5-character code at the 4th level of specificity. There are 4 more specific child codes under T32.3.

Frequently Asked Questions

What is ICD-10 code T32.3?

ICD-10-CM code T32.3 is "Corrosions involving 30-39% of body surface". It belongs to the category: Injury, poisoning and certain other consequences of external causes (S00-T88).

Is T32.3 a billable ICD-10 code?

No, T32.3 is a non-billable header code. A more specific child code must be used for billing.

Related Codes in T32

Other codes in the same category that may be relevant for differential coding:

T32.0Corrosions involving less than 10% of body surface T32.1Corrosions involving 10-19% of body surface T32.2Corrosions involving 20-29% of body surface T32.4Corrosions involving 40-49% of body surface T32.5Corrosions involving 50-59% of body surface T32.6Corrosions involving 60-69% of body surface T32.7Corrosions involving 70-79% of body surface T32.8Corrosions involving 80-89% of body surface T32.9Corrosions involving 90% or more of body surface

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Code Information

CodeT32.3

BillableNo — Header code

ParentT32

CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)

Excludes10 rule(s)

Excludes20 note(s)

Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)