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ICD-10-CM · FY 2026 APRIL UPDATE

T22.4

Corrosion of unspecified degree of shoulder and upper limb, except wrist and hand

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
T22.40Corrosion of unspecified degree of shoulder and upper limb, except wrist and hand, unspecified siteCategory
T22.40XACorrosion of unspecified degree of shoulder and upper limb, except wrist and hand, unspecified site, initial encounterBillable
T22.40XDCorrosion of unspecified degree of shoulder and upper limb, except wrist and hand, unspecified site, subsequent encounterBillable
T22.40XSCorrosion of unspecified degree of shoulder and upper limb, except wrist and hand, unspecified site, sequelaBillable
T22.41Corrosion of unspecified degree of forearmCategory
T22.411Corrosion of unspecified degree of right forearmCategory
T22.411ACorrosion of unspecified degree of right forearm, initial encounterBillable
T22.411DCorrosion of unspecified degree of right forearm, subsequent encounterBillable
T22.411SCorrosion of unspecified degree of right forearm, sequelaBillable
T22.412Corrosion of unspecified degree of left forearmCategory
T22.412ACorrosion of unspecified degree of left forearm, initial encounterBillable
T22.412DCorrosion of unspecified degree of left forearm, subsequent encounterBillable
T22.412SCorrosion of unspecified degree of left forearm, sequelaBillable
T22.419Corrosion of unspecified degree of unspecified forearmCategory
T22.419ACorrosion of unspecified degree of unspecified forearm, initial encounterBillable
T22.419DCorrosion of unspecified degree of unspecified forearm, subsequent encounterBillable
T22.419SCorrosion of unspecified degree of unspecified forearm, sequelaBillable
T22.42Corrosion of unspecified degree of elbowCategory
T22.421Corrosion of unspecified degree of right elbowCategory
T22.421ACorrosion of unspecified degree of right elbow, initial encounterBillable
T22.421DCorrosion of unspecified degree of right elbow, subsequent encounterBillable
T22.421SCorrosion of unspecified degree of right elbow, sequelaBillable
T22.422Corrosion of unspecified degree of left elbowCategory
T22.422ACorrosion of unspecified degree of left elbow, initial encounterBillable
T22.422DCorrosion of unspecified degree of left elbow, subsequent encounterBillable
T22.422SCorrosion of unspecified degree of left elbow, sequelaBillable
T22.429Corrosion of unspecified degree of unspecified elbowCategory
T22.429ACorrosion of unspecified degree of unspecified elbow, initial encounterBillable
T22.429DCorrosion of unspecified degree of unspecified elbow, subsequent encounterBillable
T22.429SCorrosion of unspecified degree of unspecified elbow, 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.