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ICD-10-CM · FY 2026 APRIL UPDATE

S90.4

Other superficial injuries of toe

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
S90.41Abrasion of toeCategory
S90.411Abrasion, right great toeCategory
S90.411AAbrasion, right great toe, initial encounterBillable
S90.411DAbrasion, right great toe, subsequent encounterBillable
S90.411SAbrasion, right great toe, sequelaBillable
S90.412Abrasion, left great toeCategory
S90.412AAbrasion, left great toe, initial encounterBillable
S90.412DAbrasion, left great toe, subsequent encounterBillable
S90.412SAbrasion, left great toe, sequelaBillable
S90.413Abrasion, unspecified great toeCategory
S90.413AAbrasion, unspecified great toe, initial encounterBillable
S90.413DAbrasion, unspecified great toe, subsequent encounterBillable
S90.413SAbrasion, unspecified great toe, sequelaBillable
S90.414Abrasion, right lesser toe(s)Category
S90.414AAbrasion, right lesser toe(s), initial encounterBillable
S90.414DAbrasion, right lesser toe(s), subsequent encounterBillable
S90.414SAbrasion, right lesser toe(s), sequelaBillable
S90.415Abrasion, left lesser toe(s)Category
S90.415AAbrasion, left lesser toe(s), initial encounterBillable
S90.415DAbrasion, left lesser toe(s), subsequent encounterBillable
S90.415SAbrasion, left lesser toe(s), sequelaBillable
S90.416Abrasion, unspecified lesser toe(s)Category
S90.416AAbrasion, unspecified lesser toe(s), initial encounterBillable
S90.416DAbrasion, unspecified lesser toe(s), subsequent encounterBillable
S90.416SAbrasion, unspecified lesser toe(s), sequelaBillable
S90.42Blister (nonthermal) of toeCategory
S90.421Blister (nonthermal), right great toeCategory
S90.421ABlister (nonthermal), right great toe, initial encounterBillable
S90.421DBlister (nonthermal), right great toe, subsequent encounterBillable
S90.421SBlister (nonthermal), right great toe, 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.