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ICD-10-CM · FY 2026 APRIL UPDATE

S00.9

Superficial injury of unspecified part of head

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
S00.90Unspecified superficial injury of unspecified part of headCategory
S00.90XAUnspecified superficial injury of unspecified part of head, initial encounterBillable
S00.90XDUnspecified superficial injury of unspecified part of head, subsequent encounterBillable
S00.90XSUnspecified superficial injury of unspecified part of head, sequelaBillable
S00.91Abrasion of unspecified part of headCategory
S00.91XAAbrasion of unspecified part of head, initial encounterBillable
S00.91XDAbrasion of unspecified part of head, subsequent encounterBillable
S00.91XSAbrasion of unspecified part of head, sequelaBillable
S00.92Blister (nonthermal) of unspecified part of headCategory
S00.92XABlister (nonthermal) of unspecified part of head, initial encounterBillable
S00.92XDBlister (nonthermal) of unspecified part of head, subsequent encounterBillable
S00.92XSBlister (nonthermal) of unspecified part of head, sequelaBillable
S00.93Contusion of unspecified part of headCategory
S00.93XAContusion of unspecified part of head, initial encounterBillable
S00.93XDContusion of unspecified part of head, subsequent encounterBillable
S00.93XSContusion of unspecified part of head, sequelaBillable
S00.94External constriction of unspecified part of headCategory
S00.94XAExternal constriction of unspecified part of head, initial encounterBillable
S00.94XDExternal constriction of unspecified part of head, subsequent encounterBillable
S00.94XSExternal constriction of unspecified part of head, sequelaBillable
S00.95Superficial foreign body of unspecified part of headCategory
S00.95XASuperficial foreign body of unspecified part of head, initial encounterBillable
S00.95XDSuperficial foreign body of unspecified part of head, subsequent encounterBillable
S00.95XSSuperficial foreign body of unspecified part of head, sequelaBillable
S00.96Insect bite (nonvenomous) of unspecified part of headCategory
S00.96XAInsect bite (nonvenomous) of unspecified part of head, initial encounterBillable
S00.96XDInsect bite (nonvenomous) of unspecified part of head, subsequent encounterBillable
S00.96XSInsect bite (nonvenomous) of unspecified part of head, sequelaBillable
S00.97Other superficial bite of unspecified part of headCategory
S00.97XAOther superficial bite of unspecified part of head, initial encounterBillable

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.