T22.439
⚠ Non-billable
Corrosion of unspecified degree of unspecified upper arm
ICD-10-CM · FY2026 · Injury, Poisoning and Certain Other Consequences of External Causes
Code
T22.439
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Injury, Poisoning and Certain Other Consequences of External Causes
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code T22.439?
ICD-10-CM code T22.439 represents Corrosion of unspecified degree of unspecified upper arm. It is a non-billable header code requiring a more specific subcategory in the Injury, Poisoning and Certain Other Consequences of External Causes chapter, effective October 1, 2025 – September 30, 2026.
Is T22.439 billable?
No. T22.439 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is T22.439 in?
T22.439 belongs to the Injury, Poisoning and Certain Other Consequences of External Causes chapter (S00–T88) of ICD-10-CM.
Related codes in the T22 category
T22
Burn and corrosion of shoulder and upper limb, except wrist and hand
Non-billable
T22.0
Burn of unspecified degree of shoulder and upper limb, except wrist and hand
Non-billable
T22.1
Burn of first degree of shoulder and upper limb, except wrist and hand
Non-billable
T22.2
Burn of second degree of shoulder and upper limb, except wrist and hand
Non-billable
T22.3
Burn of third degree of shoulder and upper limb, except wrist and hand
Non-billable
T22.4
Corrosion of unspecified degree of shoulder and upper limb, except wrist and hand
Non-billable
T22.5
Corrosion of first degree of shoulder and upper limb, except wrist and hand
Non-billable
T22.6
Corrosion of second degree of shoulder and upper limb, except wrist and hand
Non-billable
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