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ICD-10-CM · FY 2026 APRIL UPDATE

S91.25

Open bite of toe with damage to nail

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
S91.251Open bite of right great toe with damage to nailCategory
S91.251AOpen bite of right great toe with damage to nail, initial encounterBillable
S91.251DOpen bite of right great toe with damage to nail, subsequent encounterBillable
S91.251SOpen bite of right great toe with damage to nail, sequelaBillable
S91.252Open bite of left great toe with damage to nailCategory
S91.252AOpen bite of left great toe with damage to nail, initial encounterBillable
S91.252DOpen bite of left great toe with damage to nail, subsequent encounterBillable
S91.252SOpen bite of left great toe with damage to nail, sequelaBillable
S91.253Open bite of unspecified great toe with damage to nailCategory
S91.253AOpen bite of unspecified great toe with damage to nail, initial encounterBillable
S91.253DOpen bite of unspecified great toe with damage to nail, subsequent encounterBillable
S91.253SOpen bite of unspecified great toe with damage to nail, sequelaBillable
S91.254Open bite of right lesser toe(s) with damage to nailCategory
S91.254AOpen bite of right lesser toe(s) with damage to nail, initial encounterBillable
S91.254DOpen bite of right lesser toe(s) with damage to nail, subsequent encounterBillable
S91.254SOpen bite of right lesser toe(s) with damage to nail, sequelaBillable
S91.255Open bite of left lesser toe(s) with damage to nailCategory
S91.255AOpen bite of left lesser toe(s) with damage to nail, initial encounterBillable
S91.255DOpen bite of left lesser toe(s) with damage to nail, subsequent encounterBillable
S91.255SOpen bite of left lesser toe(s) with damage to nail, sequelaBillable
S91.256Open bite of unspecified lesser toe(s) with damage to nailCategory
S91.256AOpen bite of unspecified lesser toe(s) with damage to nail, initial encounterBillable
S91.256DOpen bite of unspecified lesser toe(s) with damage to nail, subsequent encounterBillable
S91.256SOpen bite of unspecified lesser toe(s) with damage to nail, sequelaBillable
S91.259Open bite of unspecified toe(s) with damage to nailCategory
S91.259AOpen bite of unspecified toe(s) with damage to nail, initial encounterBillable
S91.259DOpen bite of unspecified toe(s) with damage to nail, subsequent encounterBillable
S91.259SOpen bite of unspecified toe(s) with damage to nail, 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.