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ICD-10-CM · FY 2026 APRIL UPDATE

S91.3

Open wound of foot

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
S91.30Unspecified open wound of footCategory
S91.301Unspecified open wound, right footCategory
S91.301AUnspecified open wound, right foot, initial encounterBillable
S91.301DUnspecified open wound, right foot, subsequent encounterBillable
S91.301SUnspecified open wound, right foot, sequelaBillable
S91.302Unspecified open wound, left footCategory
S91.302AUnspecified open wound, left foot, initial encounterBillable
S91.302DUnspecified open wound, left foot, subsequent encounterBillable
S91.302SUnspecified open wound, left foot, sequelaBillable
S91.309Unspecified open wound, unspecified footCategory
S91.309AUnspecified open wound, unspecified foot, initial encounterBillable
S91.309DUnspecified open wound, unspecified foot, subsequent encounterBillable
S91.309SUnspecified open wound, unspecified foot, sequelaBillable
S91.31Laceration without foreign body of footCategory
S91.311Laceration without foreign body, right footCategory
S91.311ALaceration without foreign body, right foot, initial encounterBillable
S91.311DLaceration without foreign body, right foot, subsequent encounterBillable
S91.311SLaceration without foreign body, right foot, sequelaBillable
S91.312Laceration without foreign body, left footCategory
S91.312ALaceration without foreign body, left foot, initial encounterBillable
S91.312DLaceration without foreign body, left foot, subsequent encounterBillable
S91.312SLaceration without foreign body, left foot, sequelaBillable
S91.319Laceration without foreign body, unspecified footCategory
S91.319ALaceration without foreign body, unspecified foot, initial encounterBillable
S91.319DLaceration without foreign body, unspecified foot, subsequent encounterBillable
S91.319SLaceration without foreign body, unspecified foot, sequelaBillable
S91.32Laceration with foreign body of footCategory
S91.321Laceration with foreign body, right footCategory
S91.321ALaceration with foreign body, right foot, initial encounterBillable
S91.321DLaceration with foreign body, right foot, subsequent 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.