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ICD-10-CM · FY 2026 APRIL UPDATE

S20.9

Superficial injury of unspecified parts of thorax

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
S20.90Unspecified superficial injury of unspecified parts of thoraxCategory
S20.90XAUnspecified superficial injury of unspecified parts of thorax, initial encounterBillable
S20.90XDUnspecified superficial injury of unspecified parts of thorax, subsequent encounterBillable
S20.90XSUnspecified superficial injury of unspecified parts of thorax, sequelaBillable
S20.91Abrasion of unspecified parts of thoraxCategory
S20.91XAAbrasion of unspecified parts of thorax, initial encounterBillable
S20.91XDAbrasion of unspecified parts of thorax, subsequent encounterBillable
S20.91XSAbrasion of unspecified parts of thorax, sequelaBillable
S20.92Blister (nonthermal) of unspecified parts of thoraxCategory
S20.92XABlister (nonthermal) of unspecified parts of thorax, initial encounterBillable
S20.92XDBlister (nonthermal) of unspecified parts of thorax, subsequent encounterBillable
S20.92XSBlister (nonthermal) of unspecified parts of thorax, sequelaBillable
S20.94External constriction of unspecified parts of thoraxCategory
S20.94XAExternal constriction of unspecified parts of thorax, initial encounterBillable
S20.94XDExternal constriction of unspecified parts of thorax, subsequent encounterBillable
S20.94XSExternal constriction of unspecified parts of thorax, sequelaBillable
S20.95Superficial foreign body of unspecified parts of thoraxCategory
S20.95XASuperficial foreign body of unspecified parts of thorax, initial encounterBillable
S20.95XDSuperficial foreign body of unspecified parts of thorax, subsequent encounterBillable
S20.95XSSuperficial foreign body of unspecified parts of thorax, sequelaBillable
S20.96Insect bite (nonvenomous) of unspecified parts of thoraxCategory
S20.96XAInsect bite (nonvenomous) of unspecified parts of thorax, initial encounterBillable
S20.96XDInsect bite (nonvenomous) of unspecified parts of thorax, subsequent encounterBillable
S20.96XSInsect bite (nonvenomous) of unspecified parts of thorax, sequelaBillable
S20.97Other superficial bite of unspecified parts of thoraxCategory
S20.97XAOther superficial bite of unspecified parts of thorax, initial encounterBillable
S20.97XDOther superficial bite of unspecified parts of thorax, subsequent encounterBillable
S20.97XSOther superficial bite of unspecified parts of thorax, sequelaBillable

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.