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ICD-10-CM · FY 2026 APRIL UPDATE

S20.1

Other and unspecified superficial injuries of breast

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
S20.10Unspecified superficial injuries of breastCategory
S20.101Unspecified superficial injuries of breast, right breastCategory
S20.101AUnspecified superficial injuries of breast, right breast, initial encounterBillable
S20.101DUnspecified superficial injuries of breast, right breast, subsequent encounterBillable
S20.101SUnspecified superficial injuries of breast, right breast, sequelaBillable
S20.102Unspecified superficial injuries of breast, left breastCategory
S20.102AUnspecified superficial injuries of breast, left breast, initial encounterBillable
S20.102DUnspecified superficial injuries of breast, left breast, subsequent encounterBillable
S20.102SUnspecified superficial injuries of breast, left breast, sequelaBillable
S20.109Unspecified superficial injuries of breast, unspecified breastCategory
S20.109AUnspecified superficial injuries of breast, unspecified breast, initial encounterBillable
S20.109DUnspecified superficial injuries of breast, unspecified breast, subsequent encounterBillable
S20.109SUnspecified superficial injuries of breast, unspecified breast, sequelaBillable
S20.11Abrasion of breastCategory
S20.111Abrasion of breast, right breastCategory
S20.111AAbrasion of breast, right breast, initial encounterBillable
S20.111DAbrasion of breast, right breast, subsequent encounterBillable
S20.111SAbrasion of breast, right breast, sequelaBillable
S20.112Abrasion of breast, left breastCategory
S20.112AAbrasion of breast, left breast, initial encounterBillable
S20.112DAbrasion of breast, left breast, subsequent encounterBillable
S20.112SAbrasion of breast, left breast, sequelaBillable
S20.119Abrasion of breast, unspecified breastCategory
S20.119AAbrasion of breast, unspecified breast, initial encounterBillable
S20.119DAbrasion of breast, unspecified breast, subsequent encounterBillable
S20.119SAbrasion of breast, unspecified breast, sequelaBillable
S20.12Blister (nonthermal) of breastCategory
S20.121Blister (nonthermal) of breast, right breastCategory
S20.121ABlister (nonthermal) of breast, right breast, initial encounterBillable
S20.121DBlister (nonthermal) of breast, right breast, 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.