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ICD-10-CM · FY 2026 APRIL UPDATE

S40.8

Other superficial injuries of upper arm

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
S40.81Abrasion of upper armCategory
S40.811Abrasion of right upper armCategory
S40.811AAbrasion of right upper arm, initial encounterBillable
S40.811DAbrasion of right upper arm, subsequent encounterBillable
S40.811SAbrasion of right upper arm, sequelaBillable
S40.812Abrasion of left upper armCategory
S40.812AAbrasion of left upper arm, initial encounterBillable
S40.812DAbrasion of left upper arm, subsequent encounterBillable
S40.812SAbrasion of left upper arm, sequelaBillable
S40.819Abrasion of unspecified upper armCategory
S40.819AAbrasion of unspecified upper arm, initial encounterBillable
S40.819DAbrasion of unspecified upper arm, subsequent encounterBillable
S40.819SAbrasion of unspecified upper arm, sequelaBillable
S40.82Blister (nonthermal) of upper armCategory
S40.821Blister (nonthermal) of right upper armCategory
S40.821ABlister (nonthermal) of right upper arm, initial encounterBillable
S40.821DBlister (nonthermal) of right upper arm, subsequent encounterBillable
S40.821SBlister (nonthermal) of right upper arm, sequelaBillable
S40.822Blister (nonthermal) of left upper armCategory
S40.822ABlister (nonthermal) of left upper arm, initial encounterBillable
S40.822DBlister (nonthermal) of left upper arm, subsequent encounterBillable
S40.822SBlister (nonthermal) of left upper arm, sequelaBillable
S40.829Blister (nonthermal) of unspecified upper armCategory
S40.829ABlister (nonthermal) of unspecified upper arm, initial encounterBillable
S40.829DBlister (nonthermal) of unspecified upper arm, subsequent encounterBillable
S40.829SBlister (nonthermal) of unspecified upper arm, sequelaBillable
S40.84External constriction of upper armCategory
S40.841External constriction of right upper armCategory
S40.841AExternal constriction of right upper arm, initial encounterBillable
S40.841DExternal constriction of right upper arm, 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.