T22.491D

✓ Billable

Corrosion of unspecified degree of multiple sites of right shoulder and upper limb, except wrist and hand, subsequent encounter

Injury, poisoning and certain other consequences of external causes (S00-T88)

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⚠️ Excludes2

inherited

Rules inherited from parent codes.

T22

• burn and corrosion of interscapular region (T21.-)
• burn and corrosion of wrist and hand (T23.-)

📋 Code Instructions

inherited

T22.4

• external cause code to identify place (Y92)
• Code first: (T51-T65) to identify chemical and intent

Clinical Description

ICD-10-CM code T22.491D represents corrosion of unspecified degree of multiple sites of right shoulder and upper limb, except wrist and hand, subsequent encounter. This code falls under the Injury, poisoning and certain other consequences of external causes (S00-T88) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.

This is a 8-character code at the 7th level of specificity. This is the most specific code available in this subcategory.

Frequently Asked Questions

What is ICD-10 code T22.491D?

ICD-10-CM code T22.491D is "Corrosion of unspecified degree of multiple sites of right shoulder and upper limb, except wrist and hand, subsequent encounter". It belongs to the category: Injury, poisoning and certain other consequences of external causes (S00-T88).

Is T22.491D a billable ICD-10 code?

Yes, T22.491D is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Can T22.491D be coded with other codes?

T22.491D has 2 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.

Related Codes in T22.491

Other codes in the same category that may be relevant for differential coding:

T22.491ACorrosion of unspecified degree of multiple sites of right shoulder and upper limb, except wrist and hand, initial encounter T22.491SCorrosion of unspecified degree of multiple sites of right shoulder and upper limb, except wrist and hand, sequela

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Code Information

CodeT22.491D

BillableYes

ParentT22.491

CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)

Excludes10 rule(s)

Excludes22 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)