T32: Corrosions classified according to extent of body surface involved

Codes under T32 (Corrosions classified according to extent of body surface involved). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
T32.0	Corrosions involving less than 10% of body surface	✓
T32.1	Corrosions involving 10-19% of body surface	—
T32.2	Corrosions involving 20-29% of body surface	—
T32.3	Corrosions involving 30-39% of body surface	—
T32.4	Corrosions involving 40-49% of body surface	—
T32.5	Corrosions involving 50-59% of body surface	—
T32.6	Corrosions involving 60-69% of body surface	—
T32.7	Corrosions involving 70-79% of body surface	—
T32.8	Corrosions involving 80-89% of body surface	—
T32.9	Corrosions involving 90% or more of body surface	—
T32.10	Corrosions involving 10-19% of body surface with 0% to 9% third degree corrosion	✓
T32.11	Corrosions involving 10-19% of body surface with 10-19% third degree corrosion	✓
T32.20	Corrosions involving 20-29% of body surface with 0% to 9% third degree corrosion	✓
T32.21	Corrosions involving 20-29% of body surface with 10-19% third degree corrosion	✓
T32.22	Corrosions involving 20-29% of body surface with 20-29% third degree corrosion	✓
T32.30	Corrosions involving 30-39% of body surface with 0% to 9% third degree corrosion	✓
T32.31	Corrosions involving 30-39% of body surface with 10-19% third degree corrosion	✓
T32.32	Corrosions involving 30-39% of body surface with 20-29% third degree corrosion	✓
T32.33	Corrosions involving 30-39% of body surface with 30-39% third degree corrosion	✓
T32.40	Corrosions involving 40-49% of body surface with 0% to 9% third degree corrosion	✓
T32.41	Corrosions involving 40-49% of body surface with 10-19% third degree corrosion	✓
T32.42	Corrosions involving 40-49% of body surface with 20-29% third degree corrosion	✓
T32.43	Corrosions involving 40-49% of body surface with 30-39% third degree corrosion	✓
T32.44	Corrosions involving 40-49% of body surface with 40-49% third degree corrosion	✓
T32.50	Corrosions involving 50-59% of body surface with 0% to 9% third degree corrosion	✓
T32.51	Corrosions involving 50-59% of body surface with 10-19% third degree corrosion	✓
T32.52	Corrosions involving 50-59% of body surface with 20-29% third degree corrosion	✓
T32.53	Corrosions involving 50-59% of body surface with 30-39% third degree corrosion	✓
T32.54	Corrosions involving 50-59% of body surface with 40-49% third degree corrosion	✓
T32.55	Corrosions involving 50-59% of body surface with 50-59% third degree corrosion	✓
T32.60	Corrosions involving 60-69% of body surface with 0% to 9% third degree corrosion	✓
T32.61	Corrosions involving 60-69% of body surface with 10-19% third degree corrosion	✓
T32.62	Corrosions involving 60-69% of body surface with 20-29% third degree corrosion	✓
T32.63	Corrosions involving 60-69% of body surface with 30-39% third degree corrosion	✓
T32.64	Corrosions involving 60-69% of body surface with 40-49% third degree corrosion	✓
T32.65	Corrosions involving 60-69% of body surface with 50-59% third degree corrosion	✓
T32.66	Corrosions involving 60-69% of body surface with 60-69% third degree corrosion	✓
T32.70	Corrosions involving 70-79% of body surface with 0% to 9% third degree corrosion	✓
T32.71	Corrosions involving 70-79% of body surface with 10-19% third degree corrosion	✓
T32.72	Corrosions involving 70-79% of body surface with 20-29% third degree corrosion	✓
T32.73	Corrosions involving 70-79% of body surface with 30-39% third degree corrosion	✓
T32.74	Corrosions involving 70-79% of body surface with 40-49% third degree corrosion	✓
T32.75	Corrosions involving 70-79% of body surface with 50-59% third degree corrosion	✓
T32.76	Corrosions involving 70-79% of body surface with 60-69% third degree corrosion	✓
T32.77	Corrosions involving 70-79% of body surface with 70-79% third degree corrosion	✓
T32.80	Corrosions involving 80-89% of body surface with 0% to 9% third degree corrosion	✓
T32.81	Corrosions involving 80-89% of body surface with 10-19% third degree corrosion	✓
T32.82	Corrosions involving 80-89% of body surface with 20-29% third degree corrosion	✓
T32.83	Corrosions involving 80-89% of body surface with 30-39% third degree corrosion	✓
T32.84	Corrosions involving 80-89% of body surface with 40-49% third degree corrosion	✓
T32.85	Corrosions involving 80-89% of body surface with 50-59% third degree corrosion	✓
T32.86	Corrosions involving 80-89% of body surface with 60-69% third degree corrosion	✓
T32.87	Corrosions involving 80-89% of body surface with 70-79% third degree corrosion	✓
T32.88	Corrosions involving 80-89% of body surface with 80-89% third degree corrosion	✓
T32.90	Corrosions involving 90% or more of body surface with 0% to 9% third degree corrosion	✓
T32.91	Corrosions involving 90% or more of body surface with 10-19% third degree corrosion	✓
T32.92	Corrosions involving 90% or more of body surface with 20-29% third degree corrosion	✓
T32.93	Corrosions involving 90% or more of body surface with 30-39% third degree corrosion	✓
T32.94	Corrosions involving 90% or more of body surface with 40-49% third degree corrosion	✓
T32.95	Corrosions involving 90% or more of body surface with 50-59% third degree corrosion	✓
T32.96	Corrosions involving 90% or more of body surface with 60-69% third degree corrosion	✓
T32.97	Corrosions involving 90% or more of body surface with 70-79% third degree corrosion	✓
T32.98	Corrosions involving 90% or more of body surface with 80-89% third degree corrosion	✓
T32.99	Corrosions involving 90% or more of body surface with 90% or more third degree corrosion	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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