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ICD-10-CM · FY 2026 APRIL UPDATE

T20.6

Corrosion of second degree of head, face, and neck

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
T20.60Corrosion of second degree of head, face, and neck, unspecified siteCategory
T20.60XACorrosion of second degree of head, face, and neck, unspecified site, initial encounterBillable
T20.60XDCorrosion of second degree of head, face, and neck, unspecified site, subsequent encounterBillable
T20.60XSCorrosion of second degree of head, face, and neck, unspecified site, sequelaBillable
T20.61Corrosion of second degree of ear [any part, except ear drum]Category
T20.611Corrosion of second degree of right ear [any part, except ear drum]Category
T20.611ACorrosion of second degree of right ear [any part, except ear drum], initial encounterBillable
T20.611DCorrosion of second degree of right ear [any part, except ear drum], subsequent encounterBillable
T20.611SCorrosion of second degree of right ear [any part, except ear drum], sequelaBillable
T20.612Corrosion of second degree of left ear [any part, except ear drum]Category
T20.612ACorrosion of second degree of left ear [any part, except ear drum], initial encounterBillable
T20.612DCorrosion of second degree of left ear [any part, except ear drum], subsequent encounterBillable
T20.612SCorrosion of second degree of left ear [any part, except ear drum], sequelaBillable
T20.619Corrosion of second degree of unspecified ear [any part, except ear drum]Category
T20.619ACorrosion of second degree of unspecified ear [any part, except ear drum], initial encounterBillable
T20.619DCorrosion of second degree of unspecified ear [any part, except ear drum], subsequent encounterBillable
T20.619SCorrosion of second degree of unspecified ear [any part, except ear drum], sequelaBillable
T20.62Corrosion of second degree of lip(s)Category
T20.62XACorrosion of second degree of lip(s), initial encounterBillable
T20.62XDCorrosion of second degree of lip(s), subsequent encounterBillable
T20.62XSCorrosion of second degree of lip(s), sequelaBillable
T20.63Corrosion of second degree of chinCategory
T20.63XACorrosion of second degree of chin, initial encounterBillable
T20.63XDCorrosion of second degree of chin, subsequent encounterBillable
T20.63XSCorrosion of second degree of chin, sequelaBillable
T20.64Corrosion of second degree of nose (septum)Category
T20.64XACorrosion of second degree of nose (septum), initial encounterBillable
T20.64XDCorrosion of second degree of nose (septum), subsequent encounterBillable
T20.64XSCorrosion of second degree of nose (septum), sequelaBillable
T20.65Corrosion of second degree of scalp [any part]Category

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.