S63.689S

✓ Billable

Other sprain of unspecified thumb, sequela

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

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❌ Excludes1

inherited

Rules inherited from parent codes in the hierarchy.

S63.6

• traumatic rupture of ligament of finger at metacarpophalangeal and interphalangeal joint(s) (S63.4-)

⚠️ Excludes2

inherited

Rules inherited from parent codes.

S63

• strain of muscle, fascia and tendon of wrist and hand (S66.-)

Clinical Description

ICD-10-CM code S63.689S represents other sprain of unspecified thumb, sequela. 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. Coders should note that S63.689S has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.

Frequently Asked Questions

What is ICD-10 code S63.689S?

ICD-10-CM code S63.689S is "Other sprain of unspecified thumb, sequela". It belongs to the category: Injury, poisoning and certain other consequences of external causes (S00-T88).

Is S63.689S a billable ICD-10 code?

Yes, S63.689S is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What codes are excluded with S63.689S?

S63.689S has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.

Can S63.689S be coded with other codes?

S63.689S has 1 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.

Related Codes in S63.689

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

S63.689AOther sprain of unspecified thumb, initial encounter S63.689DOther sprain of unspecified thumb, subsequent encounter

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Code Information

CodeS63.689S

BillableYes

ParentS63.689

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

Excludes11 rule(s)

Excludes21 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)